فورس کلوز

سلام دوستان
خداقوت
من هر وقت صفحه برنامم رو رفرش می کنم فورس کلوز میده و اپو می بنده
از ارورش سر در نمیارم
ممنون میشم راهنماییم کنید

Error occurred on line: 115 (lnobat)
java.io.FileNotFoundException: /data/data/misaq.hamedafrough.ir/cache/3: open failed: ENOENT (No such file or directory)
	at libcore.io.IoBridge.open(IoBridge.java:409)
	at java.io.FileInputStream.<init>(FileInputStream.java:78)
	at anywheresoftware.b4a.objects.streams.File.OpenInput(File.java:214)
	at anywheresoftware.b4a.samples.httputils2.httpjob._getstring2(httpjob.java:160)
	at anywheresoftware.b4a.samples.httputils2.httpjob._getstring(httpjob.java:149)
	at misaq.hamedafrough.ir.lnobat._jobdone(lnobat.java:577)
	at java.lang.reflect.Method.invokeNative(Native Method)
	at java.lang.reflect.Method.invoke(Method.java:515)
	at anywheresoftware.b4a.shell.Shell.runMethod(Shell.java:732)
	at anywheresoftware.b4a.shell.Shell.raiseEventImpl(Shell.java:351)
	at anywheresoftware.b4a.shell.Shell.raiseEvent(Shell.java:255)
	at java.lang.reflect.Method.invokeNative(Native Method)
	at java.lang.reflect.Method.invoke(Method.java:515)
	at anywheresoftware.b4a.ShellBA.raiseEvent2(ShellBA.java:144)
	at anywheresoftware.b4a.BA$2.run(BA.java:370)
	at android.os.Handler.handleCallback(Handler.java:733)
	at android.os.Handler.dispatchMessage(Handler.java:95)
	at android.os.Looper.loop(Looper.java:136)
	at android.app.ActivityThread.main(ActivityThread.java:5021)
	at java.lang.reflect.Method.invokeNative(Native Method)
	at java.lang.reflect.Method.invoke(Method.java:515)
	at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:827)
	at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:643)
	at dalvik.system.NativeStart.main(Native Method)
Caused by: libcore.io.ErrnoException: open failed: ENOENT (No such file or directory)
	at libcore.io.Posix.open(Native Method)
	at libcore.io.BlockGuardOs.open(BlockGuardOs.java:110)
	at libcore.io.IoBridge.open(IoBridge.java:393)
	... 23 more