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RegisterProcess failed (error = -50)
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RegisterProcess failed (error = -50)


  • Subject: RegisterProcess failed (error = -50)
  • From: Paul Kim <email@hidden>
  • Date: Sun, 4 Feb 2007 15:02:31 -0500

Hi all,

I was getting this in my logs.

RegisterProcess failed (error = -50)

I traced it to a call from my agent program trying to call a method on NSWorkspace. The agent itself is called by a small program that just sets the priority and does a sysctl and then does an execvp. The execution chain is like this:

LoginItem or pref pane => faceless/background app => priority setting program => agent

Now, in this case, I was able to "fix" it by taking the little glue program out of the chain and sticking its code in the agent program itself.

I saw this post:

http://lists.apple.com/archives/cocoa-dev/2005/Jan/msg00676.html

The glue program is doing an execvp and any "Apple stuff" is happening after that so it's unclear to me why I was getting the error. Also, I am using NSTask to launch it.

Even though it seems to be working now, I was wondering if someone could explain what is going on. The glue program is used in other places where I start binaries that aren't mine so it is still needed. I want to make sure I just didn't suppress the problem or move it somewhere else or that it won't come back to haunt me in a different way.

Any insight greatly appreciated.

Thanks,

Paul Kim
------------------------------------
Chief Noodler - Noodlesoft
email@hidden
http://www.noodlesoft.com



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