Error reading pid from wrapped process, child may have died

[graycatdeveloper]

06-18 15:50:28.464 24530-24530/? I/Zygote: Process 18223 exited cleanly (1) 06-18 15:50:28.464 24530-24530/? W/Zygote: Error reading pid from wrapped process, child may have died java.io.EOFException at libcore.io.Streams.readFully(Streams.java:83) at java.io.DataInputStream.readInt(DataInputStream.java:103) at com.android.internal.os.ZygoteConnection.handleParentProc(ZygoteConnection.java:805) at com.android.internal.os.ZygoteConnection.runOnce(ZygoteConnection.java:255) at com.android.internal.os.ZygoteInit.runSelectLoop(ZygoteInit.java:1194) at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1116) 06-18 15:50:28.464 25073-27372/? I/ActivityManager: Start proc 18223:com.myapp/u0a496 for activity com.myapp/.activity.MainActivity

after enable and run hooked app.
pls help me!