Unverified60% confidenceFactExact time
Starting from version 20.3, pip introduced a backtracking resolver that can automatically fall back and try compatible versions when dependency version conflicts occur.
2
Sources
60%
Confidence
Long-term
Relevance
7/6/2026
First Seen
Sources
Related Claims
UnverifiedRolling the core library back to the previous working version (e.g. pip install 'llm==0.32.*') can be used to confirm the causal relationship between the upgrade and the plugin failure.71% similarUnverified当两个包对同一底层库声明互相不兼容的版本约束时，pip 无法自动解决冲突，只能用最后安装的版本覆盖前者并输出警告68% similarUnverifiedIf only a lower bound is specified in the dependency declaration without an upper bound, pip may automatically pull the latest version, leading to incompatibilities.65% similarUnverifiedpip released version 26.2.2, upgrading its built-in certificate list.62% similarUnverifiedThe GLM model attempted 50 times to download a fixed version of the very library it was patching via pip.61% similar
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