2001 4x4 dakota stop runnng

I have a 2001 Dakota stop running when hot starts right up then guits running again
Runs good when cold this happens about 30 min after running
2001 4x4 4.7 I changed crank-cam -iac-coolant sensor u think maybe computer i replaced it about a month ago
Thank u for any advise

Go to Advanced Auto or Auto Zone and pull the codes. Post what results you get.