in my project, there is multiple warnings and notes where written in Description and attachment of project

*WARNING- ZERO STIFFNESS IN DIRECTION 5 AT JOINT 1303 EQN.NO. 209

***NOTE - VERY WEAK SPRING ADDED FOR STABILITY

please let me know the solver for the following reasons 

thanks in advance 

communities.bentley.com/.../SOLVING-WARNINIGS.std