Appears java.lang.NoClassDefFoundError: org / apache / commons / collections / FastHashMap error problem solving

First, the emergence of this problem, you should use the

BeanUtils.populate(meter,map);

import org.apache.commons.beanutils.BeanUtils; 
and import of commons-beanutils-1.9.2.jar, commons- logging-1.2.jar maybe package 
if it is then I might be able to solve your problem. 
java.lang.NoClassDefFoundError: org / apache / commons / collections / FastHashMap java web in general is that an error ChaoTableBean new new ChaoTableBean = Meter (); BeanUtils.populate (Meter, Map); in this regard.

Please check your <input> tag came parameter name = "", name and the value of java Bean class name corresponding to whether or not the same, not the same and quickly change overnight. It is likely to be able to run successful