Error

I tried this on Nexus 5010 but getting errors:

Use of uninitialized value $five_sec in numeric gt (>) at ./check_cisco_nexus_cpu.pl line 192.
Use of uninitialized value $one_min in numeric gt (>) at ./check_cisco_nexus_cpu.pl line 192.
Use of uninitialized value $five_sec in concatenation (.) or string at ./check_cisco_nexus_cpu.pl line 199.
Use of uninitialized value $one_min in concatenation (.) or string at ./check_cisco_nexus_cpu.pl line 199.
Use of uninitialized value $five_sec in concatenation (.) or string at ./check_cisco_nexus_cpu.pl line 200.
Use of uninitialized value $one_min in concatenation (.) or string at ./check_cisco_nexus_cpu.pl line 200.