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Line src/Util/PemUtil.php
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93 Offset 'serialNumberHex' on array on left side of ?? always exists and is not nullable.
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Line tests/Util/MediaUtilTest.php
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50 No error to ignore is reported on line 50.
62 No error to ignore is reported on line 62.
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[ERROR] Found 3 errors
make: *** [stats] Error 1
solved the following static checking issues: