Matlab中cannot be complex是什么意思?

Matlab中cannot be complex是什么意思? The import com.mysql cannot be resolved代码如下 在matlab中如何解决：The following two blocks cannot be connected in series:Block 1:'A:Synchronous Machine pu Standard'Block 2:'transfo_1_winding_1:Three-plp-Phase Transformer (Two Windings)'The first block,modeled as a current source,cannot be 这是什么错呀?java.lang.ClassCastException:$Proxy14 cannot be cast to com.wen.service.basjava.lang.ClassCastException:$Proxy14 cannot be cast to com.wen.service.base.impl.BuyerServiceBeanat com.wen.service.UserServiceTest.setUpBeforeClass(UserSe Love cannot be compelled why...i cannot be The page cannot be found you cannot be serious是什么意思 One cannot love and be The resource cannot be found. The specified URL cannot be The specified URL cannot be R.id cannot be resolved cannot be resolved什么意识 the battery cannot be identff The resource cannot be found. This item cannot be used Morningcall cannot be verified是什么意思