Kerbal Space Program

https://forum.kerbalspaceprogram.com/index.php?/topic/203262-stuck-on-loading-part-upgrades-112/

Some external plugins have no file versions which prevents KSP from loading. Modifying version values with pefile package and ILMerge has no effect even though all other tools show modified version values.

The relevant stacktrace:
[EXC 03:10:13.129] ArgumentNullException: Value cannot be null.
Parameter name: input
System.Version.Parse (System.String input) (at <9577ac7a62ef43179789031239ba8798>:0)
System.Version..ctor (System.String version) (at <9577ac7a62ef43179789031239ba8798>:0)
AssemblyLoader.LoadPluginInfo (System.IO.FileInfo file, System.String url, ConfigNode assemblyNode) (at <a1ca58b5ca7140639de29a81de5e3f32>:0)
GameDatabase+<LoadObjects>d__90.MoveNext () (at <a1ca58b5ca7140639de29a81de5e3f32>:0)
UnityEngine.SetupCoroutine.InvokeMoveNext (System.Collections.IEnumerator enumerator, System.IntPtr returnValueAddress) (at <12e76cd50cc64cf19e759e981cb725af>:0)
UnityEngine.MonoBehaviour:StartCoroutine(IEnumerator)
<CreateDatabase>d__71:MoveNext()
UnityEngine.MonoBehaviour:StartCoroutine(IEnumerator)
GameDatabase:StartLoad()
<LoadSystems>d__11:MoveNext()
UnityEngine.MonoBehaviour:StartCoroutine(IEnumerator)
LoadingScreen:Start()