Dear Experts

I am facing following error meassage

Error 2005
Error loading file record No. 10 Form1 or one of members loading from the DataEnvironment can not resolved back link.
Line of code with error 57
Fox code table not found or is not correct version or compatible.

1-I am using VFP9 SP1.
2-This error message occurs when try to open form
3-Line no 57 does not exists in the Init event.
4-There is nothing on Load event and Activate event.
5-DataEnvironment has seven tables.
6-There is corrupted table in my DBC.
7-I did not declare any variable in this form.
8-All other Forms runs properly throught project.

Please help