# relay.build fails: module 'tvm.codegen' has no attribute 'llvm\_version\_major'

**URL:** <https://discuss.tvm.apache.org/t/relay-build-fails-module-tvm-codegen-has-no-attribute-llvm-version-major/5122>\
**Category:** Uncategorized\
**Created:** [December 14, 2019, 9:57pm UTC](https://discuss.tvm.apache.org/t/relay-build-fails-module-tvm-codegen-has-no-attribute-llvm-version-major/5122 "2019-12-14T21:57:13Z")\
**Posts on this page:** 1\
**Showing post:** 14

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**Author:** ![tqchen](https://discuss.tvm.apache.org/user_avatar/discuss.tvm.apache.org/tqchen/32/5_2.png) [@tqchen](https://discuss.tvm.apache.org/u/tqchen)\
**Post date:** [October 30, 2020, 4:54pm UTC](https://discuss.tvm.apache.org/t/relay-build-fails-module-tvm-codegen-has-no-attribute-llvm-version-major/5122/14 "2020-10-30T16:54:12Z")

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Glad it works. The wheels are most recent introduction and some are still wip, see [[RFC] tlcpack: Thirdparty Binary Packages](https://discuss.tvm.apache.org/t/rfc-tlcpack-thirdparty-binary-packages/7903) for more background

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