[rtmpdump] rtmpdump keeps crashing in Ubuntu 10.04

[Dennis Jansen]

gdb:
"Starting program: /home/djtm/src/rtmpdump/rtmpdump -r rtmp://....mp4 -o
test.mp4
RTMPDump v2.3
(c) 2010 Andrej Stepanchuk, Howard Chu, The Flvstreamer Team; license: GPL

Program received signal SIGSEGV, Segmentation fault.
strchr () at ../sysdeps/i386/strchr.S:127
127     ../sysdeps/i386/strchr.S: No such file or directory.
        in ../sysdeps/i386/strchr.S
(gdb) bt
#0  strchr () at ../sysdeps/i386/strchr.S:127
#1  0x00141fda in RTMP_HashSWF (url=0x0, size=0xbff3ab14, hash=0xbffff22c
"\350\215\004\b\300\340\021", age=30) at hashswf.c:508
#2  0x0804b576 in main (argc=5, argv=0xbffff314) at rtmpdump.c:1121"

please CC me in answers as I'm not on the list.
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