• using R Under development (unstable) (2025-11-12 r89009)
• using platform: x86_64-pc-linux-gnu
• R was compiled by     Debian clang version 21.1.5 (1)     Debian flang version 21.1.5 (1)
• running under: Debian GNU/Linux forky/sid
• using session charset: UTF-8
• checking for file ‘geometa/DESCRIPTION’ ... OK
• checking extension type ... Package
• this is package ‘geometa’ version ‘0.9.2’
• package encoding: UTF-8
• checking CRAN incoming feasibility ... [11s/15s] OK
• checking package namespace information ... OK
• checking package dependencies ... OK
• checking if this is a source package ... OK
• checking if there is a namespace ... OK
• checking for executable files ... OK
• checking for hidden files and directories ... OK
• checking for portable file names ... OK
• checking for sufficient/correct file permissions ... OK
• checking serialization versions ... OK
• checking whether package ‘geometa’ can be installed ... OK See the install log for details.
• checking package directory ... OK
• checking for future file timestamps ... OK
• checking DESCRIPTION meta-information ... OK
• checking top-level files ... OK
• checking for left-over files ... OK
• checking index information ... OK
• checking package subdirectories ... OK
• checking code files for non-ASCII characters ... OK
• checking R files for syntax errors ... OK
• checking whether the package can be loaded ... [41s/53s] OK
• checking whether the package can be loaded with stated dependencies ... [40s/48s] OK
• checking whether the package can be unloaded cleanly ... [41s/52s] OK
• checking whether the namespace can be loaded with stated dependencies ... [40s/53s] NOTE Warning in XML::xmlParse(xsdFile, isSchema = TRUE, xinclude = TRUE, error = function(msg, :   NULL value for external reference A namespace must be able to be loaded with just the base namespace loaded: otherwise if the namespace gets loaded by a saved object, the session will be unable to start. Probably some imports need to be declared in the NAMESPACE file.
• checking whether the namespace can be unloaded cleanly ... [41s/46s] OK
• checking loading without being on the library search path ... [41s/50s] OK
• checking whether startup messages can be suppressed ... [41s/52s] OK
• checking use of S3 registration ... OK
• checking dependencies in R code ... OK
• checking S3 generic/method consistency ... OK
• checking replacement functions ... OK
• checking foreign function calls ... OK
• checking R code for possible problems ... [173s/214s] OK
• checking Rd files ... [14s/18s] OK
• checking Rd metadata ... OK
• checking Rd line widths ... OK
• checking Rd cross-references ... OK
• checking for missing documentation entries ... OK
• checking for code/documentation mismatches ... OK
• checking Rd \usage sections ... OK
• checking Rd contents ... OK
• checking for unstated dependencies in examples ... OK
• checking examples ... [76s/101s] OK Examples with CPU (user + system) or elapsed time > 5s                          user system elapsed getISOInternalCodelists 3.526 0.051 5.577
• checking for unstated dependencies in ‘tests’ ... OK
• checking tests ... [95s/118s] ERROR   Running ‘test-all.R’ [95s/117s] Running the tests in ‘tests/test-all.R’ failed. Complete output:   > library(testthat)   > library(geometa)   Loading ISO 19139 XML schemas...   Loading ISO 19115-3 XML schemas...   Loading ISO 19139 codelists...   Warning message:   In XML::xmlParse(xsdFile, isSchema = TRUE, xinclude = TRUE, error = function(msg, :     NULL value for external reference   > test_check("geometa")   Unsupported encoding: native.enc   [geometa][INFO] Object 'ISOBaseBoolean' is VALID according to ISO 19139 XML schemas!   Unsupported encoding: native.enc   [geometa][INFO] Object 'ISOBaseBoolean' is VALID according to ISO 19139 XML schemas!   Unsupported encoding: native.enc   [geometa][INFO] Object 'ISOBaseBoolean' is VALID according to ISO 19139 XML schemas!   Unsupported encoding: native.enc   [geometa][INFO] Object 'ISOBaseBoolean' is VALID according to ISO 19139 XML schemas!   Unsupported encoding: native.enc   Unsupported encoding: native.enc   Unsupported encoding: native.enc   Unsupported encoding: native.enc   Unsupported encoding: native.enc   Unsupported encoding: native.enc   Unsupported encoding: native.enc   Unsupported encoding: native.enc   Unsupported encoding: native.enc   Unsupported encoding: native.enc   Unsupported encoding: native.enc   Unsupported encoding: native.enc   Unsupported encoding: native.enc   Unsupported encoding: native.enc   [ FAIL 14 | WARN 0 | SKIP 311 | PASS 29 ]      ══ Skipped tests (311) ═════════════════════════════════════════════════════════   • On CRAN (311): 'test_GMLAbstractCRS.R:13:3',     'test_GMLAbstractFeature.R:13:3', 'test_GMLAbstractGeneralDerivedCRS.R:13:3',     'test_GMLAbstractGeometricAggregate.R:13:3',     'test_GMLAbstractGeometricAggregate.R:28:3',     'test_GMLAbstractGeometricAggregate.R:46:3',     'test_GMLAbstractGeometricPrimitive.R:13:3',     'test_GMLAbstractGeometricPrimitive.R:27:3',     'test_GMLAbstractGeometricPrimitive.R:42:3', 'test_GMLAbstractRing.R:13:3',     'test_GMLAbstractSingleCRS.R:13:3', 'test_GMLCodeType.R:13:3',     'test_GMLCompoundCRS.R:13:3', 'test_GMLConversion.R:13:3',     'test_GMLCoordinateSystem.R:13:3', 'test_GMLCoordinateSystem.R:25:3',     'test_GMLCoordinateSystem.R:49:3', 'test_GMLCoordinateSystem.R:73:3',     'test_GMLCoordinateSystem.R:97:3', 'test_GMLCoordinateSystem.R:121:3',     'test_GMLCoordinateSystem.R:145:3', 'test_GMLCoordinateSystem.R:169:3',     'test_GMLCoordinateSystem.R:193:3', 'test_GMLCoordinateSystem.R:217:3',     'test_GMLCoordinateSystem.R:241:3', 'test_GMLCoordinateSystem.R:265:3',     'test_GMLCoordinateSystem.R:289:3', 'test_GMLCoordinateSystemAxis.R:13:3',     'test_GMLCoverages.R:13:3', 'test_GMLCoverages.R:31:3',     'test_GMLCoverages.R:53:3', 'test_GMLCoverages.R:75:3',     'test_GMLCoverages.R:97:3', 'test_GMLCoverages.R:119:3',     'test_GMLCoverages.R:141:3', 'test_GMLCoverages.R:163:3',     'test_GMLDefinition.R:13:3', 'test_GMLDerivedCRS.R:13:3',     'test_GMLElement.R:13:3', 'test_GMLEnvelope.R:13:3',     'test_GMLEnvelope.R:28:3', 'test_GMLEnvelopeWithTimePeriod.R:14:3',     'test_GMLGeneralGridAxis.R:13:3', 'test_GMLGeneralGridAxis.R:32:3',     'test_GMLGrid.R:13:3', 'test_GMLGrid.R:30:3', 'test_GMLGridEnvelope.R:13:3',     'test_GMLGridFunction.R:13:3', 'test_GMLOperationMethod.R:14:3',     'test_GMLOperationParameter.R:14:3', 'test_GMLOperationParameter.R:35:3',     'test_GMLOperationParameter.R:56:3', 'test_GMLParameterValue.R:14:3',     'test_GMLParameterValue.R:36:3', 'test_GMLParameterValue.R:57:3',     'test_GMLParameterValue.R:78:3', 'test_GMLParameterValue.R:99:3',     'test_GMLParameterValueGroup.R:14:3', 'test_GMLProjectedCRS.R:14:3',     'test_GMLRectifiedGrid.R:14:3', 'test_GMLReferenceableGrid.R:14:3',     'test_GMLReferenceableGrid.R:32:3', 'test_GMLTimeInstant.R:13:3',     'test_GMLTimeInstant.R:29:3', 'test_GMLTimeInstant.R:44:3',     'test_GMLTimePeriod.R:13:3', 'test_GMLTimePeriod.R:32:3',     'test_GMLTimePeriod.R:47:3', 'test_GMLUnitDefinition.R:14:3',     'test_GMLUnitDefinition.R:38:3', 'test_GMLUnitDefinition.R:63:3',     'test_GMLUnitDefinition.R:88:3', 'test_INSPIREMetadataValidator.R:17:3',     'test_INSPIREMetadataValidator.R:40:3',     'test_INSPIREMetadataValidator.R:49:3', 'test_ISOAddress.R:12:3',     'test_ISOAddress.R:32:3', 'test_ISOAggregateInformation.R:12:3',     'test_ISOAnchor.R:12:3', 'test_ISOApplicationSchemaInformation.R:12:3',     'test_ISOAssociationRole.R:12:3', 'test_ISOBand.R:12:3',     'test_ISOBinary.R:12:3', 'test_ISOBinding.R:12:3', 'test_ISOBinding.R:63:3',     'test_ISOBoundAssociationRole.R:12:3', 'test_ISOBoundAssociationRole.R:63:3',     'test_ISOBoundFeatureAttribute.R:12:3',     'test_ISOBoundFeatureAttribute.R:64:3', 'test_ISOBoundingPolygon.R:13:3',     'test_ISOBoundingPolygon.R:35:3', 'test_ISOBrowseGraphic.R:12:3',     'test_ISOBrowseGraphic.R:31:3', 'test_ISOCarrierOfCharacteristics.R:12:3',     'test_ISOCitation.R:12:3', 'test_ISOCitation.R:67:3',     'test_ISOCitationSeries.R:12:3', 'test_ISOCitationSeries.R:32:3',     'test_ISOCitationSeries.R:72:3', 'test_ISOCitationSeries.R:93:3',     'test_ISOCodelistCatalogue.R:13:3', 'test_ISOConformanceResult.R:12:3',     'test_ISOConformanceResult.R:37:3', 'test_ISOConstraint.R:12:3',     'test_ISOConstraint.R:31:3', 'test_ISOConstraints.R:12:3',     'test_ISOConstraints.R:32:3', 'test_ISOContact.R:12:3',     'test_ISOContact.R:43:3', 'test_ISOCoupledResource.R:12:3',     'test_ISOCoupledResource.R:30:3', 'test_ISOCoverageDescription.R:12:3',     'test_ISODataFile.R:12:3', 'test_ISODataIdentification.R:12:3',     'test_ISODataIdentification.R:120:3', 'test_ISODataQuality.R:12:3',     'test_ISODataQuality.R:55:3', 'test_ISODataQualityAbstractElement.R:12:3',     'test_ISODataQualityAbstractElement.R:53:3',     'test_ISODataQualityCompleteness.R:12:3',     'test_ISODataQualityCompleteness.R:46:3',     'test_ISODataQualityCompleteness.R:80:3',     'test_ISODataQualityCompleteness.R:165:3',     'test_ISODataQualityCompleteness.R:199:3',     'test_ISODataQualityLogicalConsistency.R:12:3',     'test_ISODataQualityLogicalConsistency.R:46:3',     'test_ISODataQualityLogicalConsistency.R:80:3',     'test_ISODataQualityLogicalConsistency.R:114:3',     'test_ISODataQualityLogicalConsistency.R:148:3',     'test_ISODataQualityPositionalAccuracy.R:12:3',     'test_ISODataQualityPositionalAccuracy.R:46:3',     'test_ISODataQualityPositionalAccuracy.R:80:3',     'test_ISODataQualityPositionalAccuracy.R:114:3',     'test_ISODataQualityTemporalAccuracy.R:12:3',     'test_ISODataQualityTemporalAccuracy.R:46:3',     'test_ISODataQualityTemporalAccuracy.R:80:3',     'test_ISODataQualityTemporalAccuracy.R:114:3',     'test_ISODataQualityThematicAccuracy.R:12:3',     'test_ISODataQualityThematicAccuracy.R:46:3',     'test_ISODataQualityThematicAccuracy.R:80:3',     'test_ISODataQualityThematicAccuracy.R:114:3',     'test_ISODefinitionReference.R:12:3', 'test_ISODefinitionSource.R:12:3',     'test_ISODigitalTransferOptions.R:12:3',     'test_ISODigitalTransferOptions.R:34:3', 'test_ISODimension.R:12:3',     'test_ISODistribution.R:12:3', 'test_ISODistributor.R:12:3',     'test_ISODistributor.R:59:3', 'test_ISOExtendedElementInformation.R:12:3',     'test_ISOExtendedElementInformation.R:67:3', 'test_ISOExtent.R:12:3',     'test_ISOExtent.R:46:3', 'test_ISOFeatureAssociation.R:12:3',     'test_ISOFeatureAttribute.R:12:3', 'test_ISOFeatureAttribute.R:42:3',     'test_ISOFeatureCatalogue.R:12:3', 'test_ISOFeatureCatalogue.R:101:3',     'test_ISOFeatureCatalogue.R:323:3',     'test_ISOFeatureCatalogueDescription.R:12:3',     'test_ISOFeatureOperation.R:12:3', 'test_ISOFeatureOperation.R:34:3',     'test_ISOFeatureType.R:12:3', 'test_ISOFeatureType.R:72:3',     'test_ISOFormat.R:12:3', 'test_ISOFormat.R:31:3', 'test_ISOFreeText.R:12:3',     'test_ISOFreeText.R:33:3', 'test_ISOGeographicBoundingBox.R:12:3',     'test_ISOGeographicBoundingBox.R:27:3',     'test_ISOGeographicDescription.R:12:3',     'test_ISOGeographicDescription.R:28:3', 'test_ISOGeometricObjects.R:12:3',     'test_ISOGeorectified.R:13:3', 'test_ISOGeoreferenceable.R:12:3',     'test_ISOGridSpatialRepresentation.R:12:3',     'test_ISOImageDescription.R:12:3', 'test_ISOImageryAlgorithm.R:12:3',     'test_ISOImageryBand.R:12:3', 'test_ISOImageryCoverageDescription.R:12:3',     'test_ISOImageryEnvironmentalRecord.R:12:3', 'test_ISOImageryEvent.R:12:3',     'test_ISOImageryGCP.R:13:3', 'test_ISOImageryGCPCollection.R:12:3',     'test_ISOImageryGeorectified.R:13:3',     'test_ISOImageryGeoreferenceable.R:12:3',     'test_ISOImageryImageDescription.R:12:3', 'test_ISOImageryInstrument.R:12:3',     'test_ISOImageryMetadata.R:12:3', 'test_ISOImageryMetadata.R:618:3',     'test_ISOImageryNominalResolution.R:12:3', 'test_ISOImageryObjective.R:12:3',     'test_ISOImageryPlan.R:12:3', 'test_ISOImageryPlatform.R:12:3',     'test_ISOImageryPlatformPass.R:13:3', 'test_ISOImageryProcessStep.R:12:3',     'test_ISOImageryProcessing.R:12:3',     'test_ISOImageryRangeElementDescription.R:12:3',     'test_ISOImageryRangeElementDescription.R:29:3',     'test_ISOImageryRequestedDate.R:12:3', 'test_ISOImageryRequirement.R:12:3',     'test_ISOImagerySource.R:12:3', 'test_ISOImageryUsability.R:12:3',     'test_ISOImageryUsability.R:53:3', 'test_ISOInheritanceRelation.R:12:3',     'test_ISOKeywords.R:12:3', 'test_ISOKeywords.R:41:3',     'test_ISOKeywords.R:70:3', 'test_ISOKeywords.R:105:3',     'test_ISOKeywords.R:170:3', 'test_ISOLegalConstraints.R:12:3',     'test_ISOLegalConstraints.R:37:3', 'test_ISOLineage.R:12:3',     'test_ISOLineage.R:81:3', 'test_ISOListedValue.R:12:3',     'test_ISOListedValue.R:31:3', 'test_ISOLocalName.R:12:3',     'test_ISOLocaleContainer.R:12:3', 'test_ISOLocalisedCharacterString.R:12:3',     'test_ISOLocalisedCharacterString.R:27:3',     'test_ISOLocalisedCharacterString.R:42:3',     'test_ISOLocalisedCharacterString.R:57:3',     'test_ISOLocalisedCharacterString.R:72:3',     'test_ISOLocalisedCharacterString.R:87:3',     'test_ISOMaintenanceInformation.R:12:3', 'test_ISOMeasure.R:12:3',     'test_ISOMeasure.R:25:3', 'test_ISOMeasure.R:38:3', 'test_ISOMeasure.R:51:3',     'test_ISOMeasure.R:64:3', 'test_ISOMedium.R:12:3', 'test_ISOMedium.R:34:3',     'test_ISOMemberName.R:12:3', 'test_ISOMemberName.R:28:3',     'test_ISOMetaIdentifier.R:12:3', 'test_ISOMetadata.R:12:3',     'test_ISOMetadata.R:344:3', 'test_ISOMetadata.R:1050:3',     'test_ISOMetadataExtensionInformation.R:12:3',     'test_ISOMetadataExtensionInformation.R:238:3',     'test_ISOMimeFileType.R:12:3', 'test_ISOMimeFileType.R:27:3',     'test_ISOMultiplicity.R:12:3', 'test_ISOMultiplicityRange.R:12:3',     'test_ISOMultiplicityRange.R:28:3', 'test_ISOOnlineResource.R:12:3',     'test_ISOOnlineResource.R:31:3', 'test_ISOOnlineResource.R:50:3',     'test_ISOOperationMetadata.R:12:3',     'test_ISOPortrayalCatalogueReference.R:12:3',     'test_ISOPortrayalCatalogueReference.R:71:3', 'test_ISOProcessStep.R:12:3',     'test_ISOProcessStep.R:51:3', 'test_ISOProcessStep.R:65:3',     'test_ISOProcessStep.R:80:3', 'test_ISOPropertyType.R:12:3',     'test_ISOPropertyType.R:31:3', 'test_ISOQuantitativeResult.R:12:3',     'test_ISORangeDimension.R:12:3', 'test_ISORangeDimension.R:30:3',     'test_ISORecord.R:12:3', 'test_ISORecordType.R:12:3',     'test_ISOReferenceIdentifier.R:12:3', 'test_ISOReferenceSystem.R:12:3',     'test_ISORepresentativeFraction.R:12:3', 'test_ISOResolution.R:12:3',     'test_ISOResponsibleParty.R:12:3', 'test_ISOResponsibleParty.R:51:3',     'test_ISOSRVParameter.R:12:3', 'test_ISOSRVParameter.R:36:3',     'test_ISOSecurityConstraints.R:12:3', 'test_ISOSecurityConstraints.R:32:3',     'test_ISOServiceIdentification.R:12:3',     'test_ISOServiceIdentification.R:96:3',     'test_ISOServiceIdentification.R:350:3',     'test_ISOServiceIdentification.R:547:3', 'test_ISOSource.R:12:3',     'test_ISOSource.R:47:3', 'test_ISOSpatialTemporalExtent.R:12:3',     'test_ISOSpatialTemporalExtent.R:34:3',     'test_ISOStandardOrderProcess.R:12:3', 'test_ISOStandardOrderProcess.R:32:3',     'test_ISOTelephone.R:12:3', 'test_ISOTelephone.R:29:3',     'test_ISOTemporalExtent.R:12:3', 'test_ISOTemporalExtent.R:31:3',     'test_ISOTemporalExtent.R:52:3', 'test_ISOTemporalExtent.R:72:3',     'test_ISOTypeName.R:12:3', 'test_ISOTypeName.R:30:3', 'test_ISOURL.R:12:3',     'test_ISOUnlimitedInteger.R:12:3', 'test_ISOUnlimitedInteger.R:29:3',     'test_ISOUsage.R:13:3', 'test_ISOVectorSpatialRepresentation.R:12:3',     'test_ISOVerticalExtent.R:12:3', 'test_ISOVerticalExtent.R:29:3',     'test_SWEAbstractDataComponent.R:13:3', 'test_SWECategory.R:13:3',     'test_SWECategoryRange.R:13:3', 'test_SWECount.R:13:3',     'test_SWECountRange.R:13:3', 'test_SWENilValues.R:13:3',     'test_SWEQuantity.R:13:3', 'test_SWEQuantityRange.R:13:3',     'test_SWEText.R:13:3', 'test_SWETime.R:13:3', 'test_SWETimeRange.R:13:3',     'test_SWE_encodings.R:13:3', 'test_SWE_encodings.R:26:3',     'test_geometa_mapping.R:16:3'      ══ Failed tests ════════════════════════════════════════════════════════════════   ── Error ('test_ISOBaseBoolean.R:50:3'): encoding - ISO 19115-3 ────────────────   Error in `schema@ref`: no applicable method for `@` applied to an object of class "NULL"   Backtrace:       ▆    1. └─md$encode() at test_ISOBaseBoolean.R:50:3    2. └─self$validate(...)    3. └─XML::xmlSchemaValidate(xsd, xml)   ── Error ('test_ISOBaseCharacterString.R:16:3'): encoding - ISO 19115-1 ────────   Error in `schema@ref`: no applicable method for `@` applied to an object of class "NULL"   Backtrace:       ▆    1. └─md$encode() at test_ISOBaseCharacterString.R:16:3    2. └─self$validate(...)    3. └─XML::xmlSchemaValidate(xsd, xml)   ── Error ('test_ISOBaseCharacterString.R:32:3'): encoding - ISO 19115-3 ────────   Error in `schema@ref`: no applicable method for `@` applied to an object of class "NULL"   Backtrace:       ▆    1. └─md$encode() at test_ISOBaseCharacterString.R:32:3    2. └─self$validate(...)    3. └─XML::xmlSchemaValidate(xsd, xml)   ── Error ('test_ISOBaseDate.R:16:3'): encoding ─────────────────────────────────   Error in `schema@ref`: no applicable method for `@` applied to an object of class "NULL"   Backtrace:       ▆    1. └─md$encode() at test_ISOBaseDate.R:16:3    2. └─self$validate(...)    3. └─XML::xmlSchemaValidate(xsd, xml)   ── Error ('test_ISOBaseDateTime.R:16:3'): encoding ─────────────────────────────   Error in `schema@ref`: no applicable method for `@` applied to an object of class "NULL"   Backtrace:       ▆    1. └─md$encode() at test_ISOBaseDateTime.R:16:3    2. └─self$validate(...)    3. └─XML::xmlSchemaValidate(xsd, xml)   ── Error ('test_ISOBaseDateTime.R:34:3'): encoding - datetime in UTC ───────────   Error in `schema@ref`: no applicable method for `@` applied to an object of class "NULL"   Backtrace:       ▆    1. └─md$encode() at test_ISOBaseDateTime.R:34:3    2. └─self$validate(...)    3. └─XML::xmlSchemaValidate(xsd, xml)   ── Error ('test_ISOBaseDateTime.R:52:3'): encoding - datetime in other timezone ──   Error in `schema@ref`: no applicable method for `@` applied to an object of class "NULL"   Backtrace:       ▆    1. └─md$encode() at test_ISOBaseDateTime.R:52:3    2. └─self$validate(...)    3. └─XML::xmlSchemaValidate(xsd, xml)   ── Error ('test_ISOBaseDecimal.R:16:3'): encoding ──────────────────────────────   Error in `schema@ref`: no applicable method for `@` applied to an object of class "NULL"   Backtrace:       ▆    1. └─md$encode() at test_ISOBaseDecimal.R:16:3    2. └─self$validate(...)    3. └─XML::xmlSchemaValidate(xsd, xml)   ── Error ('test_ISOBaseInteger.R:15:3'): encoding ──────────────────────────────   Error in `schema@ref`: no applicable method for `@` applied to an object of class "NULL"   Backtrace:       ▆    1. └─md$encode() at test_ISOBaseInteger.R:15:3    2. └─self$validate(...)    3. └─XML::xmlSchemaValidate(xsd, xml)   ── Error ('test_ISOBaseInteger.R:31:3'): encoding with coercing ────────────────   Error in `schema@ref`: no applicable method for `@` applied to an object of class "NULL"   Backtrace:       ▆    1. └─md$encode() at test_ISOBaseInteger.R:31:3    2. └─self$validate(...)    3. └─XML::xmlSchemaValidate(xsd, xml)   ── Error ('test_ISOBaseReal.R:16:3'): encoding ─────────────────────────────────   Error in `schema@ref`: no applicable method for `@` applied to an object of class "NULL"   Backtrace:       ▆    1. └─md$encode() at test_ISOBaseReal.R:16:3    2. └─self$validate(...)    3. └─XML::xmlSchemaValidate(xsd, xml)   ── Error ('test_ISOContact.R:185:3'): encoding/decoding - ISO 19115-3 ──────────   Error in `schema@ref`: no applicable method for `@` applied to an object of class "NULL"   Backtrace:       ▆    1. └─contact$encode() at test_ISOContact.R:185:3    2. └─self$validate(...)    3. └─XML::xmlSchemaValidate(xsd, xml)   ── Error ('test_ISODate.R:18:3'): encoding ─────────────────────────────────────   Error in `schema@ref`: no applicable method for `@` applied to an object of class "NULL"   Backtrace:       ▆    1. └─md$encode() at test_ISODate.R:18:3    2. └─self$validate(...)    3. └─XML::xmlSchemaValidate(xsd, xml)   ── Error ('test_ISOFileName.R:14:3'): encoding ─────────────────────────────────   Error in `schema@ref`: no applicable method for `@` applied to an object of class "NULL"   Backtrace:       ▆    1. └─md$encode() at test_ISOFileName.R:14:3    2. └─self$validate(...)    3. └─XML::xmlSchemaValidate(xsd, xml)      [ FAIL 14 | WARN 0 | SKIP 311 | PASS 29 ]   Error: Test failures   Execution halted
• checking PDF version of manual ... [74s/95s] OK
• checking HTML version of manual ... [51s/75s] OK
• checking for non-standard things in the check directory ... OK
• DONE

Status: 1 ERROR, 1 NOTE