Steps to Reproduce

1. run the attached zul with an attached file
2. select C6
3. scroll to the bottom of a sheet
4. click a menuitem to freeze

Current Result

Column A:B becomes unexpected blank columns

Expected Result

Column A:B still shows expected cell values

Debug Information

• if you don't scroll down and freeze, this issue doesn't happen
• When the bug happens, if you scroll down several rows, keikai render those frozen cells back.
• 5.0 and 5.1 don't have this bug
• the position of zslefti is wrong: transform: translate3d(0px, -3584px, 0px);