>>Building an app that has been stable for quite some time, in a relatively new form I get the following error: "Unable to find Unknown I" with options to Locate, Ignore, Ignore All, Cancel. The error file then reads:
>>

>>Form c:\projects\csst\forms\homeless.scx has the following errors:
>>    Unknown I - Undefined
>>

>>
>>I have searched all form methods for the strings "Unknown I", "unknown" and upper case "I" to no avail. I have also done the same for every field of every record in the form .SCX file. I can't find any unexplained references to "Unknown I" or any variant. Does anyone have any better ideas?
>
>Did you ever define an array called I or somehow have included i.h file ?
>
>Or probably did you put something like
>I(..) in your code?

Bingo!

IF I(INLIST(lnPage,2,3,4,5,6,7) AND .Pages(lnPage).chkNav.Value) OR lnPage = 8

Oops!

Thanks to both of you again.