In this blog post, you’ll learn more about the Sybase Error Trigger or foreign key for table ‘%1’ is no longer valid and the reason for receiving this error
Sybase SQL Error Message
Trigger or foreign key for table ‘%1’ is no longer valid
Reason for this Error
A trigger definition cannot be loaded from the catalog. Check for tables or columns that have been renamed or that may be reserved words. The trigger may be a system-generated trigger to enforce the referential actions of a foreign key.