[Serusers] shmem errors while running ser 0.9.4

[Hilco de Lathouder]

Im running ser 0.9.4 on a Fedora Core 3 box. Im using mysql auth & 
storage. If a client wants to register, the debug information displays 
the following (below):
What could be the cause of this problem ?

TIA

Hilco

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textops - initializing
 0(0) INFO: udp_init: SO_RCVBUF is initially 110592
 0(0) INFO: udp_init: SO_RCVBUF is finally 262142
 0(0) INFO: udp_init: SO_RCVBUF is initially 110592
 0(0) INFO: udp_init: SO_RCVBUF is finally 262142
 1(0) INFO: fifo process starting: 19593
 1(0) SER: open_uac_fifo: fifo server up at /tmp/ser_fifo...
 1(0) WARNING: no fifo_db_url given - fifo DB commands disabled!
11(19623) ERROR: build_req_buf_from_sip_req: out of memory
11(19623) ERROR: print_uac_request: no pkg_mem
11(19623) ERROR: t_forward_nonack: failure to add branches
16(19638) ERROR: print_uac_request: no shmem
16(19638) ERROR: t_forward_nonack: failure to add branches
17(19641) ERROR: relay_reply: cannot alloc reply shmem
17(19641) ERROR: _reply_light: cannot allocate shmem buffer
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