From Net-SNMP Wiki

Why can't mib2c (or tkmib) load SNMP.so?

This is probably the same problem. Either the SNMP module hasn't been installed, or it's the wrong version. See the previous entry.

   FAQ:Perl
   

0. What is the purpose of the Perl SNMP module?
1. Where can I get the Perl SNMP package?
2. How do I install the Perl SNMP modules?
3. But compiling this fails! Why?
4. Compiling the Perl module works OK, but 'make test' fails. Why?
5. Why can't mib2c (or tkmib) locate SNMP.pm?
6. Why can't mib2c (or tkmib) load SNMP.so?
7. Why can't tkmib locate Tk.pm?
8. Why does your RPM complain about missing Perl modules?
9. I've got a problem with the Net-SNMP module. Can you help?