dotnet/runtime

[ILVerify] BadImageFormatGeneric when verifying a .netmodule

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#37,396 opened on Jan 15, 2019

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 (3 comments) (0 reactions) (0 assignees)C# (5,445 forks)batch import
Priority:3area-Tools-ILVerificationhelp wanted

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Description

Calling ILVerify.exe for a .netmodule results in a BadImageFormatGeneric error. e.g.

ILVerify.exe "C:\Windows\Microsoft.NET\Framework\v4.0.30319\System.EnterpriseServices.Wrapper.dll" -r "C:\Windows\Microsoft.NET\Framework\v4.0.30319\mscorlib.dll"

results in:

Error: [TEMPORARY EXCEPTION MESSAGE] BadImageFormatGeneric:

Contributor guide

Research direction
Investigate how ILVerify handles .netmodule files; trace the code path that leads to BadImageFormatGeneric.
Tech stack
csharp
Domain
clitooling
Issue type
Bug
DifficultyEstimated implementation difficulty for a new contributor, from 1 for very small changes to 5 for expert-level work.
2
Estimated timeA rough time range for an experienced contributor to investigate, implement, test, and prepare a pull request.
1-3 hours
Activity statusHow available the issue appears right now: fresh, active, stale, blocked, or waiting on maintainer input.
Active
ClarityHow clearly the issue explains the expected change, acceptance criteria, and next step.
Mostly clear
Prerequisites
C#.NETGit
Newbie friendlinessA 1-100 score estimating how approachable this issue is for first-time contributors.
60