>I have a grid that has a list of groups. On that grid I have a column that I want to put the name of the president of the group. I am calling a method on the form to select the president table and find the name of the president based on the member number.
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>This grid works fine in versions 6,7, and 9 of visual foxpro. But, when I run it in VFP 8 it gives me error 112 "Invalid Key Length" as soon as I select the president table.
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>It also works fine in VFP8 if I add a relation to the president table but never select it. I looked into error 112 and it does not seem to apply because I don't have an index that is too long.
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>What is different about version 8 that it gives this error?
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>Tim
Variable-length index keys are to be avoided, and can cause this problem. For example:
index on alltrim(lastname) tag lastname
If the first record that Visual FoxPro happens to encounter has an empty lastname, then the length of the index key is zero.
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