Notice (8): Trying to access array offset on value of type null [ROOT/vendor/mpdf/mpdf/src/Writer/MetadataWriter.php, line 475]
Notice (8): Trying to access array offset on value of type null [ROOT/vendor/mpdf/mpdf/src/Writer/MetadataWriter.php, line 475]
Warning (512): Unable to emit headers. Headers sent in file=/home4/campbfd3/public_html/vendor/cakephp/cakephp/src/Error/Debugger.php line=853 [CORE/src/Http/ResponseEmitter.php, line 51]
Warning (2): Cannot modify header information - headers already sent by (output started at /home4/campbfd3/public_html/vendor/cakephp/cakephp/src/Error/Debugger.php:853) [CORE/src/Http/ResponseEmitter.php, line 152]
Warning (2): Cannot modify header information - headers already sent by (output started at /home4/campbfd3/public_html/vendor/cakephp/cakephp/src/Error/Debugger.php:853) [CORE/src/Http/ResponseEmitter.php, line 181]
Error: Data has already been sent to output, unable to output PDF file

Data has already been sent to output, unable to output PDF file Mpdf\MpdfException

Documentation API

If you want to customize this error message, create src/Template/Error/error500.ctp

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