Application soft ware hang

I have Win 7, PC based system connected to a micro processor based logic board. At times, the system hangs with the following messages:

Description:
A problem caused this program to stop interacting with windows.

Problem signature:
Problem Event Name: AppHangXProcB1
Application Name: XXX.EXE
Application version: 3.95.0.0
Application timestamp: 00000000
Hang signature: 04 54
Hang Type: 32
Waiting on Application name: YYY.EXE
Waiting on Application version: 2012.618.953.0
OS VersionL 6.1.7601.2.1.0.256.1
Local ID: 1033
Additional Hang Signature 1: 0454afbb32a1bc6d612f663b131f79ff
Additional Hang Signature 2: 2839
Additional Hang Signature 3: 2839f8086e3ef42f2c2c5e4f7b4ab689
Additional Hang Signature 4: 0454
Additional Hang Signature 5: 0454afbb32a1bc6d612f663b131f79ff
Additional Hang Signature 6: 2839
Additional Hang Signature 7: 2839f8086e3ef42f2c2c5e4f7b4ab689

Do some one can help me out to find the root cause for this hang issue?
And would like to know what is the possible solutions to over come this issue?

Regards,
Arjuna Saravanan:rolleyes: