Found the following HTML validation problems:
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FormShare.html:183:1 (FormShare.Rd:124): Warning: <h5> anchor "Usage" already defined
FormShare.html:189:1 (FormShare.Rd:128): Warning: <h5> anchor "Arguments" already defined
FormShare.html:212:1 (FormShare.Rd:141): Warning: <h5> anchor "Usage" already defined
FormShare.html:228:1 (FormShare.Rd:151): Warning: <h5> anchor "Usage" already defined
FormShare.html:234:1 (FormShare.Rd:155): Warning: <h5> anchor "Arguments" already defined
FormShare.html:257:1 (FormShare.Rd:168): Warning: <h5> anchor "Usage" already defined
FormShare.html:273:1 (FormShare.Rd:178): Warning: <h5> anchor "Usage" already defined
FormShare.html:279:1 (FormShare.Rd:182): Warning: <h5> anchor "Arguments" already defined
FormShare.html:302:1 (FormShare.Rd:195): Warning: <h5> anchor "Usage" already defined
FormShare.html:308:1 (FormShare.Rd:199): Warning: <h5> anchor "Returns" already defined
FormShare.html:325:1 (FormShare.Rd:208): Warning: <h5> anchor "Usage" already defined
FormShare.html:331:1 (FormShare.Rd:212): Warning: <h5> anchor "Returns" already defined
FormShare.html:348:1 (FormShare.Rd:221): Warning: <h5> anchor "Usage" already defined
FormShare.html:354:1 (FormShare.Rd:225): Warning: <h5> anchor "Arguments" already defined
FormShare.html:367:1 (FormShare.Rd:232): Warning: <h5> anchor "Returns" already defined
FormShare.html:384:1 (FormShare.Rd:241): Warning: <h5> anchor "Usage" already defined
FormShare.html:390:1 (FormShare.Rd:245): Warning: <h5> anchor "Arguments" already defined
FormShare.html:405:1 (FormShare.Rd:254): Warning: <h5> anchor "Returns" already defined
FormShare.html:422:1 (FormShare.Rd:263): Warning: <h5> anchor "Usage" already defined
FormShare.html:428:1 (FormShare.Rd:267): Warning: <h5> anchor "Arguments" already defined
FormShare.html:443:1 (FormShare.Rd:276): Warning: <h5> anchor "Returns" already defined
FormShare.html:460:1 (FormShare.Rd:285): Warning: <h5> anchor "Usage" already defined
FormShare.html:466:1 (FormShare.Rd:289): Warning: <h5> anchor "Arguments" already defined
FormShare.html:481:1 (FormShare.Rd:298): Warning: <h5> anchor "Returns" already defined
FormShare.html:498:1 (FormShare.Rd:307): Warning: <h5> anchor "Usage" already defined
FormShare.html:504:1 (FormShare.Rd:311): Warning: <h5> anchor "Arguments" already defined