error 0x7f

About this tag
The error 0x7F, also known as UNEXPECTED KERNEL MODE TRAP, is a stop error that can occur in Windows Server 2008 R2 and Windows 7. This particular issue is triggered when running an application that transfers data using the UDP protocol. The error indicates a kernel-mode trap that was not handled correctly, often related to hardware or driver problems. Microsoft has released a hotfix to address this specific scenario. Users encountering this error should ensure their systems are updated with the latest patches and verify that network drivers are compatible and functioning properly.

  1. Stop error message when you run an application that transfers data by using the UDP protocol in Wind

    Fixes a Stop Error 0000007F (Error 0x7F) (UNEXPECTED KERNEL MODE TRAP) issue that occurs when you run an application that transfers data by using the UDP protocol in Windows Server 2008 R2 or in Windows 7. More...
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    • application issues data transfer error 0x7f error resolution fix microsoft server 2008 stop error stop error 0000007f support troubleshooting udp unexpected_kernel_mode_trap update windows 7 windows server
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    • Forum: Knowledge Base (KB)