Maybe you can try loging in the finalizer of your service (~MyServicename()) - this assumes of course that the finalizers of objects are called due to system shutdown. As you saw the Stop is not called the process is just closed.

Hi Don, glad to be able to help. yeah, I don't hesitate searching the whole C: drive for a file...; all too often something gets stored in strange places. Member 4372837 wrote: "20080116115428 23KDGWDLOG F_Dialog e 00085370Internal processing error encountered during routine operations. " not the most useful message... :) Luc Pattyn [Forum Guidelines] [My Articles] This month's tips: - before you ask a question here, search CodeProject, then Google; - the quality and detail of your question reflects on the effectiveness of the help you are likely to get; - use PRE tags to preserve formatting when showing multi-line code snippets.