在使用composer时出现以下错误：
F:\laravel>composer install
MIB search path: c:/usr/share/snmp/mibs
Cannot find module (IP-MIB):At line 0 in (none)
Cannot find module (IF-MIB):At line 0 in (none)
Cannot find module (TCP-MIB):At line 0 in (none)
Cannot find module (UDP-MIB):At line 0 in (none)
Cannot find module (HOST-RESOURCES-MIB):At line 0 in (none)
Cannot find module (SNMPv2-MIB):At line 0 in (none)
Cannot find module (SNMPv2-SMI):At line 0 in (none)
Cannot find module (NOTIFICATION-LOG-MIB):At line 0 in (none)
Cannot find module (UCD-SNMP-MIB):At line 0 in (none)
Cannot find module (UCD-DEMO-MIB):At line 0 in (none)
Cannot find module (SNMP-TARGET-MIB):At line 0 in (none)
Cannot find module (NET-SNMP-AGENT-MIB):At line 0 in (none)
Cannot find module (DISMAN-EVENT-MIB):At line 0 in (none)
Cannot find module (SNMP-VIEW-BASED-ACM-MIB):At line 0 in (none)
Cannot find module (SNMP-COMMUNITY-MIB):At line 0 in (none)
Cannot find module (SNMP-FRAMEWORK-MIB):At line 0 in (none)
Cannot find module (SNMP-MPD-MIB):At line 0 in (none)
Cannot find module (SNMP-USER-BASED-SM-MIB):At line 0 in (none)
Cannot find module (SNMP-NOTIFICATION-MIB):At line 0 in (none)
Cannot find module (SNMPv2-TM):At line 0 in (none)
原因是php_snmp扩展加载出错
在php.ini中 extension=php_snmp.dll 扩展注释掉就OK了！