Fix CodeMirror "multiple instances of @codemirror/state" crash on page navigation#2969
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Fix CodeMirror "multiple instances of @codemirror/state" crash on page navigation#2969
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Co-authored-by: whyour <22700758+whyour@users.noreply.github.com>
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[WIP] Fix web page errors in latest Qinglong version
Fix CodeMirror "multiple instances of @codemirror/state" crash on page navigation
Mar 13, 2026
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Pages were crashing with
Unrecognized extension value in extension set ([object Object]). This sometimes happens because multiple instances of @codemirror/state are loaded, breaking instanceof checks.— a symptom of two different versions of@codemirror/statebeing bundled simultaneously.Root cause
@codemirror/search@6.6.0introduced a transitive chain pulling in newer versions alongside the ones declared directly:while the project and
@uiw/react-codemirrorwere wired to@codemirror/view@6.35.0/@codemirror/state@6.4.1. Webpack bundled both, breaking CodeMirror'sinstanceofchecks at runtime.Changes
package.json— Added pnpm overrides to pin a single version of the conflicting packages across the entire dependency tree; updated direct devDependency specifiers to exact versions for consistency:pnpm-lock.yaml— Regenerated; now resolves exactly one version of each (@codemirror/state@6.5.4,@codemirror/view@6.39.16) across all packages.Original prompt
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