IBLED error (related to the TV?)

Reader Ruta asks:

hi, i have come across an error message copied below while running task 'ibled' on a single source datafile. whats happening and why am i getting this error..? thanks in advance.
localh> IBLED1: Loading data for baseline 1 - 2
localh> IBLED1: Loading data from ***/12:00:53 to ***/11:54:54
localh> IBLED1: There are 25 valid vis. points on this baseline
localh> IBLED1: Loading AMPLITUDE
localh> IBLED1: with Stokes I chs 1- 1 IFs 1- 1
localh> IBLED1: Displaying pixels 1 to 35
localh> IBLED1: Data range 1.092369E+04 1.093816E+04
localh> IBLED1: VISLAB: ERROR 2 RETURNED FROM IMVECT
localh> IBLED1: IBFOAD: ERROR 2 FROM VISLAB
localh> IBLED1: LOADING ERROR 2 FROM IBFOAD
localh> IBLED1: TELEVISION I/O ERROR 2 FROM SETFRM
localh> IBLED1: Temporary master file to be destroyed
localh> IBLED1: Destroyed 1 extension files of type FC
localh> IBLED1: Destroyed UV image file: catno= 540 disk= 3
localh> IBLED1: Purports to die of UNNATURAL causes
localh> IBLED1: voodoo 31DEC09 TST: Cpu= 1.8 Real= 3 IO= 17

Does anyone have any ideas other than double-checking the parameters to make sure that they are correct?