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Many other fixes and improvements were also made to all components of the Grouper Toolkit: Grouper API, Administrative & Lite UIs, Grouper Web Services, Grouper Client, Grouper Shell, Grouper Loader, PSP, and the Subject API.
v2.2.1 patches
patch wiki (installed Grouper patching instructions (how to install patches with the grouper Grouper installer)
note: if a java file is included in a patch, then all associated classfiles are there too
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