RKSEL0007
Why this is deprecated
Elmah.RegexErrorFilter is part of the Rokstep.Elmah.Shims shim library. The original library is abandoned or deprecated. This diagnostic ID (RKSEL0007) fires at build time to guide you toward the modern replacement.
Obsolete message: Elmah.RegexErrorFilter is from the deprecated ELMAH library. For new code, express the same dismissal logic as a delegate passed to Microsoft.Extensions.Logging filter configuration or to an exception-handling middleware. See https://dev.rokstep.eu/migrations/RKSEL0007 for migration guidance.
What you can do
Option 1 — Drop-in shim (zero code changes)
Install the shim package and keep using the existing API. The shim compiles your code but emits this warning at build time.
dotnet add package Rokstep.Elmah.ShimsOption 2 — Migrate to the modern alternative
Replace Elmah.RegexErrorFilter with from.
Type details
While you’re at it
Check the Hardened Migration Security Checklist for common security issues to fix during migration.
Related IDs in rokstep-elmah-shims
- RKSEL0001
- RKSEL0002
- RKSEL0006
- RKSEL0008
- RKSEL0016
- RKSEL0003
- RKSEL0004
- RKSEL0014
- RKSEL0009
- RKSEL0009
- RKSEL0010
- RKSEL0015
- RKSEL0005
- RKSEL0012
- RKSEL0011
- RKSEL0013
Not your kind of work? Let me do it for you. Found a typo? Email me — solo founder, no public issue tracker for this site.