Fody_Unable to obtain public key for StrongNameKeyPair

Hello Team,
I have below referenced into my project
Costura.Fody version=“2.0.0” targetFramework=“net462”
Fody" version=“3.0.0” targetFramework=“net462” developmentDependency=“true”
When I added Password Protected .snk.pfx key I started getting build error as below
Exception:
Unable to obtain public key for StrongNameKeyPair.
Type:
System.ArgumentException
StackTrace:
at System.Reflection.StrongNameKeyPair.ComputePublicKey()
at System.Reflection.StrongNameKeyPair.get_PublicKey()
at Mono.Cecil.ModuleWriter.Write(ModuleDefinition module, Disposable1 stream, WriterParameters parameters) in C:\projects\cecil-xf0ml\Mono.Cecil\AssemblyWriter.cs:line 107 at Mono.Cecil.ModuleWriter.WriteModule(ModuleDefinition module, Disposable1 stream, WriterParameters parameters) in C:\projects\cecil-xf0ml\Mono.Cecil\AssemblyWriter.cs:line 79
at Mono.Cecil.ModuleDefinition.Write(String fileName, WriterParameters parameters) in C:\projects\cecil-xf0ml\Mono.Cecil\ModuleDefinition.cs:line 1154
at InnerWeaver.WriteModule() in C:\projects\fody\FodyIsolated\ModuleWriter.cs:line 20
at InnerWeaver.Execute() in C:\projects\fody\FodyIsolated\InnerWeaver.cs:line 106
Source:
mscorlib
TargetSite:
Byte ComputePublicKey()

Can anyone help me on this error?