
Having an error with the released .net core 3.0. Right click on project and on Pack:

If the PackageReference for OrchardCore.Module.Targets is removed, the error is gone. The error was seen here before: https://github.com/NuGet/Home/issues/7001
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It's a Nuget/VS bug, and I assume we'll have to re-publish the packages to fix it.
It should be fixed in Nuget 5.3 https://github.com/NuGet/Home/issues/8599
So it's maybe because one of the packages we reference was published with a faulty version.
Can you share some repro steps?
Ok, let's close the issue than.
It should be fixed in Nuget 5.3 NuGet/Home#8599
So it's maybe because one of the packages we reference was published with a faulty version.Can you share some repro steps?
I just followed exactly what was shown here: https://youtu.be/yrQaKv2mxFU (starting on 4:40).
I got the same error, here are the repro steps (cc @sebastienros ):
I installed OC Templates dotnet new -i OrchardCore.ProjectTemplates::1.0.0-rc1-10004
I created new project dotnet new ocmodulecms -n CmsPart -A true -P Nemke
I tried dotnet pack and got the following

I got the same error when I check Generate NuGet package on build in VS

@neman please file a new instead of replying to a closed issue
There @hishamco, I fixed it ;)
I will try to repro locally as you provided the steps.
I also tried
dotnet new -i OrchardCore.ProjectTemplates::1.0.0-rc1-10222 --nuget-source https://www.myget.org/F/orchardcore-preview/api/v3/index.json
Template does not build at all. After I commented some code to make it buildable, pack command did work. It might be fixed on dev branch

@sebastienros Will there be re-publishing of packages or an intermediate release?
Apparently if you upgrade to the latest sdk (3.0.100) then it should fix the issue.
Also this only happens if your timezone is positive to UTC.
A workaround is to disable deterministic packages like this:
https://github.com/natemcmaster/CommandLineUtils/commit/464ca463518aab43a6aef76f93005359ce5bb7ea
Same problem with .NET Core 3.1

Any ideas?
Republishing would only be part of the solution, we need to find all the packages that we reference and are also "poisoned". Could someone try to find these packages? It should be doable by doing a publish folder, and look at any assembly and if their metadata for a timestamp that is MinValue.
I made a console app to fix invalid dates in a drive.
https://github.com/ebicoglu/FileBulkDateChanger
Usage:
FileBulkDateChanger.exe C:\
Run this tool and forget about this issue :)
@ebicoglu awesome, thanks
With PowerShell:
dotnet publish
Get-ChildItem -File -Recurse | % {$_.LastWriteTime = (Get-Date)}
dotnet pack --no-build
Cheers!
My solution:
Run the below Powershell script.
It sets all the invalid DLL dates to 01/01/2000.
Change the path parameter for your computer.
My GitHub repositories are on my C drive so I'm running this -path C:\.
gci -path "C:\" -rec -file *.dll | Where-Object {$_.LastWriteTime -lt (Get-Date).AddYears(-20)} | % { try { $_.LastWriteTime = '01/01/2000 00:00:00' } catch {} }
Most helpful comment
There @hishamco, I fixed it ;)