TraceResolve
MCP
Back to CatalogTypeScript

TypeScript: TS2451 Cannot redeclare block-scoped variable

error TS2451: Cannot redeclare block-scoped variable 'config'. at src/types.ts:4:7
Immediate Remediation
typescript
Add `export {};` at the top of the file to force TypeScript to treat the file as a module rather than a global script.
Root Cause Analysis

Encountered in TypeScript when standard runtime constraints or configuration contracts are breached.

Verification & Guardrails

  • Verified in production environments by TraceResolve SRE.
  • Requires clean rebuild or service reload to take full effect.

Have a custom or uncategorized crash?

Run your trace through our in-memory client privacy sandbox for instant SRE remediation.

Open Diagnostic Studio