USE29 Unexpected system error in %FUNCTION%.

Explanation
An internal error occurred while creating a geometry.
The system was not able to determine why this error occurred. 

User response
Contact HCL Informix® Technical
Support for assistance. Please include this error number and any other
related error messages and information from the $INFORMIXDIR/online.log file.
If you are using the Spatial DataBlade module
in conjunction with ArcSDE from ESRI, please also include any related
information from the $SDEHOME/etc/sde.errlog file.