Why the Camputer is Blue Screen When I play Midi bgMisuc with cycle?

My Os is NT WorkStation 4.0,I use mciSendString play midi,when it's stopped, I close the midi,then open,then play,so that cycle,but long time ,the camputer show blue Screen,the error is:
***STOP:0x0000000A(0XE243FB23,0X000000FF,0X00000000,0XFD8E6AA9)
IRQL_NOT_LESS_OR_EQVAL *** Address fd8e6aa9 has basse at fd8df000--eapci40.sys
CPUID-GenuineInterl.6.3.4 irqlilf DPC SYSVER 0Xf00000565>..(build 1381)>..
Beginning dump of physical memory physical memory dump complete.contact
your system administrator or technical support group.