We are happy to announce the release of Spire.OCR 1.9.0. This version fixes the issue that error occurred when executing the project importing Spire.OCR.dll multiple times under Linux environment. More details are listed below. Here is a list of changes made in this release Category ID Description Bug SPIREOCR-44 Fixes the issue that error occurred when executing the project importing Spire.OCR.dll several times under Linux environment. Click the link to download Spire.OCR 1.9.0: https://www.e-iceblue.com/Download/ocr-for-net.html More information of Spire.OCR new release or hotfix: https://www.e-iceblue.com/forum/spire-ocr-new-release-or-hotfix-t10327.html