How To Fix TN300 - You may only reset the flag if type &1 &2 has not yet been imported

SAP Error Message - Details

• Message type: E = Error

• Message class: TN - Support Package Manager (SPAM) Messages

• Message number: 300

• Message text: You may only reset the flag if type &1 &2 has not yet been imported

What causes this issue?

You want to reset the flag for importing Support Package type &V2& of
component &V1&.
This is only allowed if a Support Package of this type has not yet been
imported.
The Support Packages already imported were checked with the following
result for type &V2&: '&V3&'.
The values mean the following:
'-' : No Support Packages with this type were found
'N' : No Support Packages with this type were imported
'I' : Support Packages with this type were already
imported
'?' : A Support Package with this type was not
imported successfully

Error message extract from SAP system. Copyright SAP SE.