How to deal with the error of submitting comments in SVN add

RA Layer request failed
Svn:dav request failed; it's possible that the repository ' s pre-revprop-change hook either FA  Iled or is non-existent
Failed to execute WebDAV PROPPATCH
svn:at least one property change Failed; Repository is Unchanged
RA layer request failed
svn:error setting property ' log ': 
Repository have not been enabled to ACCEP t revision propchanges;
Ask the administrator to create a pre-revprop-change hook

solution:

To build the Pre-revprop-change hook under the Hooks folder of the repository on the server, simply deal with
it: If the server is a Windows system, add a pre-revprop-change.bat empty file;
If it's a Linux server, then empty the contents of the Pre-revprop-change.tmpl hook.