Fatal error: Uncaught Error: Interface "SebastianBergmann\Diff\LongestCommonSubsequenceCalculator" not found in /usr/home/jiexusheng/domains/linuxdo.isgre.at/public_html/vendor/sebastian/diff/src/MemoryEfficientLongestCommonSubsequenceCalculator.php:20
Stack trace:
#0 {main}
  thrown in /usr/home/jiexusheng/domains/linuxdo.isgre.at/public_html/vendor/sebastian/diff/src/MemoryEfficientLongestCommonSubsequenceCalculator.php on line 20