problem internal cal

Spawn extension (default, 202, 1) exited non-zero on 'SIP/510-bbef'
    -- Executing Macro("SIP/502-a289", "dialout|Zap/1|355051") in new stack
    -- Executing ChanIsAvail("SIP/502-a289", "Zap/1") in new stack
    -- Hungup 'Zap/1-1'
    -- Executing Goto("SIP/502-a289", "5") in new stack
    -- Goto (macro-dialout,s,5)
    -- Executing Cut("SIP/502-a289", "AVAILCHAN_NOSESSION=AVAILCHAN||1") in new stack
    -- Executing Dial("SIP/502-a289", "Zap/1/355051") in new stack
    -- Called 1/355051
    -- Zap/1-1 answered SIP/502-a289
    -- Hungup 'Zap/1-1'
  == Spawn extension (macro-dialout, s, 6) exited non-zero on 'SIP/502-a289' in macro 'dialout'
  == Spawn extension (default, 9355051, 1) exited non-zero on 'SIP/502-a289'