Fatal error: Uncaught Error: Interface "SimpleSoftwareIO\QrCode\ImageMergeInterface" not found in C:\svn\happybee\vendor\simplesoftwareio\simple-qrcode\src\SimpleSoftwareIO\QrCode\ImageMerge.php:5 Stack trace: #0 {main} thrown in C:\svn\happybee\vendor\simplesoftwareio\simple-qrcode\src\SimpleSoftwareIO\QrCode\ImageMerge.php on line 5