                        课程
                    
                        /移动开发
                        
                            /Android
                        
                        /Android智能机器人“小慕”的实现

请问这个错误是什么意思怎么解决

03-29 14:36:11.559 30622-30622/com.layout.a312689543.xiaomu E/Trace: error opening trace file: No such file or directory (2)
03-29 14:36:12.009 30622-30624/com.layout.a312689543.xiaomu E/dalvikvm: GC_CONCURRENT freed 241K, 7% free 8420K/9031K, paused 3ms+9ms, total 89ms