https://community.hpe.com/t5/operating-system-hp-ux/error-boot/m-p/4942177#M411904 Looks like some of your custom start script is creating a problem. Once you boot into single user mode, check /etc/rc.log and check what is failing. Tue, 22 Nov 2005 00:04:15 GMT RAC_1 2005-11-22T00:04:15Z https://community.hpe.com/t5/operating-system-hp-ux/error-boot/m-p/4942176#M411903 Hi Unix Gurus,<BR />I boot my machine V Class, but get this error messages:<BR />sh:grep: not found<BR />sh:grep: not found<BR />sh:netstat not found<BR /><BR />I can boot in single user mode but failed in multi user mode with the above errors.What does the root cause of this problem?Thanks in advance. Mon, 21 Nov 2005 23:56:48 GMT https://community.hpe.com/t5/operating-system-hp-ux/error-boot/m-p/4942176#M411903 morganelan 2005-11-21T23:56:48Z https://community.hpe.com/t5/operating-system-hp-ux/error-boot/m-p/4942177#M411904 Looks like some of your custom start script is creating a problem. Once you boot into single user mode, check /etc/rc.log and check what is failing. Tue, 22 Nov 2005 00:04:15 GMT https://community.hpe.com/t5/operating-system-hp-ux/error-boot/m-p/4942177#M411904 RAC_1 2005-11-22T00:04:15Z https://community.hpe.com/t5/operating-system-hp-ux/error-boot/m-p/4942178#M411905 Thanks Tue, 22 Nov 2005 01:14:47 GMT https://community.hpe.com/t5/operating-system-hp-ux/error-boot/m-p/4942178#M411905 morganelan 2005-11-22T01:14:47Z