Ser fixes
Unit testing and various fixes for SER. New potential errors are detected, which likely will never happen, but would have been silent otherwise.
Simplified global registration code for SER too, the warning was old and not valid anymore.
Unit testing and various fixes for SER. New potential errors are detected, which likely will never happen, but would have been silent otherwise.
Simplified global registration code for SER too, the warning was old and not valid anymore.