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Encountered Error, "Unhandled exception: 0xC000001D: Illegal Instruction," when Running an Intel® Software Guard Extensions (Intel® SGX) Enclave in Windows® 10

Content Type: Error Messages | Article ID: 000057961 | Last Reviewed: 07/20/2021

Description Resolution Additional information

Description

Compiled enclave for platform Any CPU | Win32 in Visual Studio*
Ran application and it crashed
Visual Studio debugger shows error, Unhandled exception: 0xC000001D: Illegal Instruction, in the signed enclave DLL

In Visual Studio, compile the solution for platform x64.

Refer to Use of Large Addresses for 32-bit Enclaves for handling large pointer addresses if the enclave must be 32-bit.

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