Also, it’s very useful for you to mention what kind of tools/hacking method you’re using: FEBuilderGBA is not the only way to hack GBAFE and shouldn’t be considered the default.
And, since you’re using FEBuilder, consider posting your questions in the FEBuilder thread where it’s more likely to be seen by 7743 (the creator and maintainer of FEBuilder) and other people who are familiar with it and are willing to help people.