1733997 - Reading cancelled profile files error: SAP startup issue

The SAP Application Server JAVA startup fails due to the instance profile file not being read correctly and the below error is logged in the trace files (default trace file, std_server<x> and dev_server<x>):
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Unicode interface pid = <xxxx>: Invalid UTF-8 encountered by fgetcU16 (fileno 0x3) Unicode interface End of message /usr/sap/<SID>/SYS/profile/<instance profile>:=>sapparam(18): line 24 starts with illegal byte sequence: reading canceld after 101 illegal bytes *** ERROR => [ShmCreate-Lock] Unknown error at open mutex Key:68/Name:SAP_SYSTEM _SHM_ 0_68_MUTEX) [shmnt0.c ] *** ERROR => [AttachOsShm] *** ERROR => ShmCreate: Attach failed Critical Error.
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SAP NETWEAVER JAVA WEB APPLICATION SERVER 640 and 700

cancelled, umlaut jcmon, instance startup, SAP MMC, SMICM ,SAP Production ABAP R/3 ERP SRM CRM ERP PPM SEM APO XI PI PORTAL Test development QA, 1036341 741289 .bak , KBA , BC-JAS-SF , Startup Framework , BC-JAS-COR , Enterprise Runtime, Core J2EE Framework , Problem