Spire.XLS 9.5.6 fixes an issue occurred when converting excel to pdf/images in a Docker container hosted on Linux

We're pleased to announce the release of Spire.XLS hotfix version 9.5.6. This version fixes the issue that the application threw an "Object reference not set to an instance of an object” error when converting excel to pdf/images in a Docker container hosted on Linux.

Bug Fixes:

• Fixes the issue that the application threw an "Object reference not set to an instance of an object" error when converting excel to pdf/images in a Docker container hosted on Linux.