Bug #56137 Assertion `thd->lock == 0' failed on upgrading from 5.1.50 to 5.5.6
Submitted: 20 Aug 2010 8:12 Modified: 13 Nov 2010 16:44
Reporter: Nirbhay Choubey Email Updates:
Status: Closed Impact on me:
None 
Category:MySQL Server Severity:S3 (Non-critical)
Version:5.5.6-m3-debug OS:Any
Assigned to: Dmitry Lenev CPU Architecture:Any
Tags: mysql-5.5, upgrade

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: