uk.co.mmscomputing.device.twain.TwainIOException :无法加载Twain源管理器

Question

大家好，我使用uk.co.mmscomputing.device lib扫描32位计算机上的图像，但当我将该项目切换到另一台使用64位系统的计算机时

我得到这个错误=(

uk.co.mmscomputing.device.twain.TwainIOException: Cannot load Twain Source Manager.
at uk.co.mmscomputing.device.twain.jtwain.getSourceManager(jtwain.java:126)
at uk.co.mmscomputing.device.twain.jtwain.select(jtwain.java:154)
at uk.co.mmscomputing.device.twain.TwainScanner.select(TwainScanner.java:25)
at scan.TwainAppletExample.actionPerformed(TwainAppletExample.java:81)
at java.awt.Button.processActionEvent(Button.java:392)
at java.awt.Button.processEvent(Button.java:360)
at java.awt.Component.dispatchEventImpl(Component.java:4630)
at java.awt.Component.dispatchEvent(Component.java:4460)
at java.awt.EventQueue.dispatchEvent(EventQueue.java:599)
at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:269)
at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:184)
at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:174)
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:169)
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:161)
at java.awt.EventDispatchThread.run(EventDispatchThread.java:122)

我找了一整天，但没有结果。感谢您的回答

Answer 1

该问题的可能原因是计算机上没有安装64位TWAIN DSM。尝试以32位运行您的应用程序，然后再次测试。

Answer 2

下载64位TWAINDSM.DLL，放入C:/windows/system32