Bug #62242 Attempting to open new schema for first time. Got this error - no clue
Submitted: 23 Aug 2011 20:26 Modified: 28 Oct 2011 0:03
Reporter: brian Email Updates:
Status: No Feedback Impact on me:
None 
Category:MySQL Workbench Severity:S2 (Serious)
Version:5.2.34 rev7780 OS:Windows (XP Pro sp4)
Assigned to: CPU Architecture:Any

File: Maximum allowed size is 50MB.
Description:
Privacy:

If the data you need to attach is more than 50MB, you should create a compressed archive of the data, split it to 50MB chunks, and upload each of them as a separate attachment.

To split a large file: