Show: Object Pascal C++
E2451 Undefined symbol 'identifier' (C++)
From Appmethod Topics
The named identifier has no declaration.
- Actual declaration of identifier has been commented out.
- Misspelling, either at this point or at the declaration.
- An error in the declaration of the identifier.
- The header file in which the identifier is declared was not included using #include
Tools to help track down the problem: GREP