I just hit following assertion: Fatal error: assertion failed, file c:\Hacking\xemacs\xemacs-21.2\nt\..\src\lstream.h, line 33, RECORD_TYPEP (obj, lrecord_type_lstream) I was in gnus-version "Gnus v5.8.8", trying to get new mail via pop. Best regards, Adrian Call Stack: NTDLL! 77f9eea9() error_check_lstream(long 20488640) line 33 + 56 bytes nt_send_process(long 128950312, lstream * 0x0265f968) line 1086 + 12 bytes send_process(long 128950312, long 127527308, const unsigned char * 0x00000000, int 0, int 45) line 1001 + 23 bytes Fprocess_send_string(long 128950312, long 127527308, long 20488640, long 20488640) line 1133 + 26 bytes Ffuncall(int 3, long * 0x0082e128) line 3528 + 168 bytes execute_optimized_program(const unsigned char * 0x0082e314, int 6, long * 0x00e67320) line 746 + 16 bytes Fbyte_code(long 42749004, long 15102736, long 13) line 2405 + 38 bytes Feval(long 41881224) line 3331 + 187 bytes condition_case_1(long 41747188, long (long)* 0x010718dc Feval(long), long 41881224, long (long, long)* 0x0106ebb5 run_condition_case_handlers(long, long), long 20459888) line 1651 + 7 bytes condition_case_3(long 41881224, long 20459888, long 41747188) line 1732 + 27 bytes execute_rare_opcode(long * 0x0082e7b0, const unsigned char * 0x02966951, int 143) line 1271 + 19 bytes execute_optimized_program(const unsigned char * 0x02966858, int 8, long * 0x02990ec8) line 656 + 17 bytes funcall_compiled_function(long 46400120, int 2, long * 0x0082ea9c) line 518 + 53 bytes Ffuncall(int 3, long * 0x0082ea98) line 3563 + 17 bytes execute_optimized_program(const unsigned char * 0x029cddf0, int 3, long * 0x029d7850) line 746 + 16 bytes funcall_compiled_function(long 43740704, int 2, long * 0x0082ed70) line 518 + 53 bytes Ffuncall(int 3, long * 0x0082ed6c) line 3563 + 17 bytes execute_optimized_program(const unsigned char * 0x02c85f38, int 6, long * 0x029ef8e0) line 746 + 16 bytes funcall_compiled_function(long 43678356, int 2, long * 0x0082f050) line 518 + 53 bytes Ffuncall(int 3, long * 0x0082f04c) line 3563 + 17 bytes execute_optimized_program(const unsigned char * 0x029cdaa8, int 7, long * 0x029ef768) line 746 + 16 bytes funcall_compiled_function(long 43678328, int 2, long * 0x0082f2b0) line 518 + 53 bytes Feval(long 43292032) line 3388 + 20 bytes condition_case_1(long 43279464, long (long)* 0x010718dc Feval(long), long 43292032, long (long, long)* 0x0106ebb5 run_condition_case_handlers(long, long), long 20488640) line 1651 + 7 bytes condition_case_3(long 43292032, long 20488640, long 43279464) line 1732 + 27 bytes execute_rare_opcode(long * 0x0082f570, const unsigned char * 0x02c87910, int 143) line 1271 + 19 bytes execute_optimized_program(const unsigned char * 0x02c878d8, int 5, long * 0x029ef610) line 656 + 17 bytes funcall_compiled_function(long 43678300, int 0, long * 0x0082f850) line 518 + 53 bytes Ffuncall(int 1, long * 0x0082f84c) line 3563 + 17 bytes execute_optimized_program(const unsigned char * 0x02d26b08, int 3, long * 0x02c88c80) line 746 + 16 bytes funcall_compiled_function(long 46854972, int 1, long * 0x0082fb20) line 518 + 53 bytes Ffuncall(int 2, long * 0x0082fb1c) line 3563 + 17 bytes Fcall_interactively(long 33754060, long 20488640, long 20488640) line 940 + 22 bytes Fcommand_execute(long 33754060, long 20488640, long 20488640) line 2970 + 17 bytes execute_command_event(command_builder * 0x01da7af8, long 43674260) line 3911 + 25 bytes Fdispatch_event(long 43674260) line 4203 + 70 bytes Fcommand_loop_1() line 583 + 9 bytes command_loop_1(long 20488640) line 495 condition_case_1(long 20488280, long (long)* 0x01051046 command_loop_1(long), long 20488640, long (long, long)* 0x01050a60 cmd_error(long, long), long 20488640) line 1651 + 7 bytes command_loop_3() line 256 + 35 bytes command_loop_2(long 20488640) line 269 internal_catch(long 20318408, long (long)* 0x01050bb0 command_loop_2(long), long 20488640, int * volatile 0x00000000) line 1317 + 7 bytes initial_command_loop(long 20488640) line 305 + 25 bytes STACK_TRACE_EYE_CATCHER(int 1, char * * 0x00e62620, char * * 0x00e62c00, int 0) line 2346 main(int 1, char * * 0x00e62620, char * * 0x00e62c00) line 2714 mainCRTStartup() line 338 + 17 bytes KERNEL32! 77e992a6() -- Adrian Aichner mailto:adrian＠xemacs.org http://www.xemacs.org/