Why, the program hangs on startup.
Might be looking in the wrong place for libraries.
Below are the last few lines of the output of
strace praat
...
open("/usr/local/lib/libXau.so.6", O_RDONLY) = -1 ENOENT (No such file or directory)
open("/opt/intel/compiler90/lib/libXau.so.6", O_RDONLY) = -1 ENOENT (No such file or directory)
access("/etc/ld.so.nohwcap", F_OK) = -1 ENOENT (No such file or directory)
open("/usr/lib/libXau.so.6", O_RDONLY) = 3
read(3, "\177ELF\1\1\1\0\0\0\0\0\0\0\0\0\3\0\3\0\1\0\0\0\20\f\0"..., 512) = 512
fstat64(3, {st_mode=S_IFREG|0644, st_size=7648, ...}) = 0
old_mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0xb7b59000
old_mmap(NULL, 10640, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0xb7b56000
old_mmap(0xb7b58000, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x1000) = 0xb7b58000
close(3) = 0
open("/usr/local/lib/libXdmcp.so.6", O_RDONLY) = -1 ENOENT (No such file or directory)
open("/opt/intel/compiler90/lib/libXdmcp.so.6", O_RDONLY) = -1 ENOENT (No such file or directory)
access("/etc/ld.so.nohwcap", F_OK) = -1 ENOENT (No such file or directory)
open("/usr/lib/libXdmcp.so.6", O_RDONLY) = 3
read(3, "\177ELF\1\1\1\0\0\0\0\0\0\0\0\0\3\0\3\0\1\0\0\0\300\17"..., 512) = 512
fstat64(3, {st_mode=S_IFREG|0644, st_size=9636, ...}) = 0
old_mmap(NULL, 12664, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0xb7b52000
old_mmap(0xb7b55000, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x2000) = 0xb7b55000
close(3) = 0
old_mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0xb7b51000
set_thread_area({entry_number:-1 -> 6, base_addr:0xb7b518e0, limit:1048575, seg_32bit:1, contents:0, read_exec_only:0, limit_in_pages:1, seg_not_present:0, useable:1}) = 0
munmap(0xb7f87000, 109656) = 0
set_tid_address(0xb7b51928) = 7856
rt_sigaction(SIGRTMIN, {0xb7c8f3d0, [], SA_SIGINFO}, NULL, 8) = 0
rt_sigaction(SIGRT_1, {0xb7c8f450, [], SA_RESTART|SA_SIGINFO}, NULL, 8) = 0
rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0
getrlimit(RLIMIT_STACK, {rlim_cur=8192*1024, rlim_max=RLIM_INFINITY}) = 0
_sysctl({{CTL_KERN, KERN_VERSION, 0, 20d91, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 2, 0xbf8b8e2c, 31, (nil), 0}) = 0
I don't reproduce this bug on dapper drake.
Can you test again with last developpment version of Ubuntu (Dapper Drake) ?