Fatal error: Uncaught Error: Class "PDFMerger" not found in /home/aplikasiposinfo/public_html/demo-catatan-keuangan.aplikasipos.info/vendor/clegginabox/pdf-merger/src/PDFMerger/sample.php:4 Stack trace: #0 {main} thrown in /home/aplikasiposinfo/public_html/demo-catatan-keuangan.aplikasipos.info/vendor/clegginabox/pdf-merger/src/PDFMerger/sample.php on line 4