Could you please give a little more context to this problem so that we can understand it better? It would really help if you can share a sample workflow and mention with which node/functionality you are facing this issue.
A similar issue related to snappy compression was reported before. I hope the below information on the previous forum thread helps you to solve your issue.
try opening a fresh WF and copy/paste the whole thing and try saving that without internal data storage
try changing the compression to (GZIP or NONE) by passing the value to the parameter -Dknime.compress.io in your knime.ini file - requires restart