Diagnostic messages for header files sometimes disappear from the Problems window when new diagnostic messages are introduced for source files that depend on those header files. This issue depends on the type of errors that are introduced.
The diagnostic messages for the header files reappear when the errors are removed from the dependent source files, or when new errors are introduced into the header files.
Diagnostic messages for header files sometimes disappear from the Problems window when new diagnostic messages are introduced for source files that depend on those header files. This issue depends on the type of errors that are introduced.