diff --git a/Document-Processing/PDF/Conversions/PDF-to-image/NET/How-to/Run-NET80-Linux-application-in-azure-app-service.md b/Document-Processing/PDF/Conversions/PDF-to-image/NET/How-to/Run-NET80-Linux-application-in-azure-app-service.md
index f3f058c710..479860d0f7 100644
--- a/Document-Processing/PDF/Conversions/PDF-to-image/NET/How-to/Run-NET80-Linux-application-in-azure-app-service.md
+++ b/Document-Processing/PDF/Conversions/PDF-to-image/NET/How-to/Run-NET80-Linux-application-in-azure-app-service.md
@@ -31,4 +31,6 @@ Step 5: Then navigate back to the `home\site\wwwroot` folder and ensure whether
 
 Step 6: Finally, refresh the service page URL and then the application will be work as expected.
 
-N> If still the service is not working properly, stop and start the service again in the Azure portal. The `TypeInitializationException` will no longer be thrown.
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+N> If still the service is not working properly, stop and start the service again in the Azure portal. The `TypeInitializationException` will no longer be thrown.
+
+N> When running a PDFToImageConverter inside an Alpine-based Docker environment, you may encounter a runtime exception System.DllNotFoundException. `libdl.so` assembly is unavailable in Alpine Linux. Without the `libdl.so` file, we cannot read the Pdfium assembly. Therefore, it is not possible to use `PdfToImageConverter` in an Alpine Docker environment.
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