The older 6.3.0SP2 SPE tool-chain is probably not compatible with the current QNX 6.5.0 release. As the original SPE tool-chain was done through CE, this would also require further CE work for resolution.
NOTE: This entry has been validated against the SDP version listed above. Use caution when considering this advice for any other SDP version. For supported releases, please reach out to QNX Technical Support if you have any questions/concerns.