Error c1090

PDB API call failed with error code “error number”: message

Error while processing PDB files.

Error C1090 is a catch-all for an uncommon compiler PDB file error that is not reported separately. We have provided only general recommendations to resolve this issue.

Perform a cleanup operation in the generation directory, then perform a full generation of the solution.

Restart the computer or check in TaskManager for processes that are or are not responding to mspdbsrv.exe.

Close the antivirus check in the project directory.

/Zf If /MP is used with MSBuild or other parallel generation processes, use the compiler option.

Try to use 64-bit managed toolset generation.