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A stop 0x0000000A or stop 0x000000050 is received in Nwlnkipx.sys whensource routing information exceeds 18 bytes in length. Source routinginformation exceeding 18 bytes in length causes stack corruption and,therefore, the trap.
To resolve this problem, obtain the latest service pack for Windows NT 4.0 or the individual software update. For information on obtaining the latest service pack, please go to:
152734 how to obtain the latest windows nt 4.0 service pack
For information on obtaining the individual software update, contact Microsoft Product Support Services. For a complete list of Microsoft Product Support Services phone numbers and information on support costs, please go to the following address on the World Wide Web:
Microsoft has confirmed this to be a problem in Windows NT version 4.0. This problem was first corrected in Windows NT version 4.0 Service Pack 5.
According to the 802.5 Specification, source routing information can be upto 31 bytes in length. Originally this maximum length was 18 bytes to allowfor a maximum 7 hops. This was later extended to 31 bytes.