package-manager Errors
20 error patterns
npm Peer Dependency Conflict
ERESOLVE.*Could not resolve dependency.*peer
- •Use --legacy-peer-deps flag to bypass
- •Align dependency versions to satisfy peers
Yarn Berry PnP Module Not Found
Cannot find module.*\.pnp\.cjs|Your application tried to access
- •Run yarn dlx @yarnpkg/sdks to patch IDE
- •Add packageExtensions in .yarnrc.yml for missing deps
pnpm Peer Dependency Issues
ERR_PNPM_PEER_DEP_ISSUES|missing peer dependencies
- •Add shamefully-hoist=true in .npmrc
- •Use pnpm install --no-strict-peer-dependencies
Composer Memory Limit Exceeded
Allowed memory size of \d+ bytes exhausted.*Composer
- •Run with COMPOSER_MEMORY_LIMIT=-1
- •Increase PHP memory_limit in php.ini
pip Resolver Conflict
ResolutionImpossible|pip.*Could not find a version that satisfies
- •Use pip install --use-deprecated=legacy-resolver
- •Pin conflicting packages to compatible versions
Cargo Feature Flag Missing
feature.*was not specified|requires.*feature
- •Add required feature in Cargo.toml [features] section
- •Enable feature with cargo build --features flag_name
npm File System Permission Error
npm ERR! code ENOTEMPTY|EPERM.*rename
- •Clear npm cache with npm cache clean --force
- •Delete node_modules and package-lock.json and reinstall
Yarn Berry Missing Peer Dependency
YN0002.*Missing peer dependency
- •Install the peer dependency explicitly
- •Add to packageExtensions in .yarnrc.yml
pnpm No Matching Version
ERR_PNPM_NO_MATCHING_VERSION
- •Check registry for available versions
- •Verify package name is spelled correctly
Composer Dependency Resolution Failed
Composer.*Your requirements could not be resolved
- •Run composer why-not package/name version to diagnose
- •Use composer update --with-dependencies
pip Inconsistent Package Version
pip.*has inconsistent version.*installed
- •Use pip install --force-reinstall package
- •Create fresh virtual environment
Cargo Trait Not Implemented
error\[E0277\].*trait.*is not implemented
- •Enable the required feature flag for the dependency
- •Implement the required trait for your type
npm No Matching Version
npm ERR!.*ETARGET.*No matching version found
- •Check if package version exists on registry
- •Use npm view package versions to list available
Yarn Berry Constraint Violation
YN0078.*unused dependencies|YN0060.*incompatible
- •Run yarn constraints --fix to auto-resolve
- •Update yarn constraints.pro rules
pnpm Outdated Lockfile
ERR_PNPM_OUTDATED_LOCKFILE
- •Run pnpm install --no-frozen-lockfile to update
- •Commit updated pnpm-lock.yaml
Composer Missing PHP Extension
Composer.*platform requirements.*ext-
- •Install the required PHP extension
- •Add platform config in composer.json to ignore
pip Setup.py Build Failed
ERROR:.*setup\.py.*failed with error code
- •Install build dependencies (gcc, python-dev)
- •Use --prefer-binary flag to avoid compilation
Cargo Version Selection Failed
error: failed to select a version for
- •Check for conflicting version requirements in Cargo.toml
- •Use cargo tree -d to find duplicate dependencies
npm Integrity Check Failed
npm ERR! code EINTEGRITY|sha512.*integrity checksum failed
- •Delete node_modules and package-lock.json and reinstall
- •Clear npm cache with npm cache clean --force
Yarn Berry Resolution Failed
YN0001.*No candidates found|Resolution failed
- •Check package exists on configured registry
- •Add resolutions field to force specific version