Redis: WRONGTYPE Operation against a key holding the wrong kind of value
ReplyError: WRONGTYPE Operation against a key holding the wrong kind of value at parseError (/node_modules/redis-parser/lib/parser.js:179:12)
Immediate Remediation
bash
Check key data type with `TYPE key_name` in redis-cli (e.g. attempting LPUSH on a string or HSET on a list); delete or rename key.
Root Cause Analysis
Encountered in Redis / ioredis when standard configuration or runtime constraints are violated.
Verification & Guardrails
- Verify dependencies and runtime version compatibility.
- Ensure clean build artifact state.
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