java mapscript, libcurl error

[PRATAP ANCHURI]

we are using  java mapscript program to access terraservice.net using wms layer.

we get the following error.

An unexpected exception has been detected in native code outside the VM.
Unexpected Signal : EXCEPTION_ACCESS_VIOLATION (0xc0000005) occurred at PC=0x77B39B4
Function=curl_easy_perform+0xD
Library=C:\mapServerProject\java\new\java\LIBCURL.dll

Current Java thread:
        at edu.umn.gis.mapscript.mapscriptJNI.mapObj_draw(Native Method)
        at edu.umn.gis.mapscript.mapObj.draw(mapObj.java:397)
        at serv.DrawMap.main(DrawMap.java:44)


the libcurl.dll version is 7.13.2. and  jvm used is 1.4.2_05


regards,
pratap