Hi,
I started upgrading k2 from 5.3 to 5.4 with setup manager, the problem is on Register Environment step, after few minutes I got this problem:
ActionGroup.Execute: Logged Error: Group run failed with exception: System.FormatException: Input string was not in a correct format.
at System.Text.StringBuilder.FormatError()
at System.Text.StringBuilder.AppendFormatHelper(IFormatProvider provider, String format, ParamsArray args)
at System.String.FormatHelper(IFormatProvider provider, String format, ParamsArray args)
at System.String.Format(IFormatProvider provider, String format, Object[] args)
at System.IO.TextWriter.WriteLine(String format, Object[] arg)
at System.IO.TextWriter.SyncTextWriter.WriteLine(String format, Object[] arg)
at SourceCode.Install.Logging.Log.WriteError(String msg, Object[] messageArgs)
at SourceCode.Install.Package.Actions.AnalyzableAction.PopulateValidateAndExecute(Target target)
at SourceCode.Install.Package.Targets.Target.Execute()
at SourceCode.Install.Package.Actions.ActionGroup.Execute(Target target)
![](https://uploads-us-west-2.insided.com/nintex-us/attachment/87bc9ab5-3116-4078-98c2-b49652fa6ced.png)