Android out of memory Exception

101-24 18:27:52.050: E/dalvikvm-heap(15237): Out of memory on a 260-byte allocation.
201-24 18:27:52.050: I/dalvikvm(15237): "AsyncTask #2" prio=5 tid=14 RUNNABLE
301-24 18:27:52.050: I/dalvikvm(15237): | group="main" sCount=0 dsCount=0 obj=0x43831d60 self=0x9f6f10
401-24 18:27:52.050: I/dalvikvm(15237): | sysTid=15460 nice=10 sched=0/0 cgrp=bg_non_interactive handle=10186448
501-24 18:27:52.050: I/dalvikvm(15237): | schedstat=( 146887573731 7492461799 410764 ) utm=13855 stm=832 core=0
601-24 18:27:52.050: I/dalvikvm(15237): at org.apache.poi.hssf.usermodel.HSSFRow.<init>(HSSFRow.java:~92)
701-24 18:27:52.050: I/dalvikvm(15237): at org.apache.poi.hssf.usermodel.HSSFSheet.createRowFromRecord(HSSFSheet.java:250)
801-24 18:27:52.050: I/dalvikvm(15237): at org.apache.poi.hssf.usermodel.HSSFSheet.setPropertiesFromSheet(HSSFSheet.java:166)
901-24 18:27:52.050: I/dalvikvm(15237): at org.apache.poi.hssf.usermodel.HSSFSheet.<init>(HSSFSheet.java:120)
1001-24 18:27:52.050: I/dalvikvm(15237): at org.apache.poi.hssf.usermodel.HSSFWorkbook.<init>(HSSFWorkbook.java:292)
1101-24 18:27:52.050: I/dalvikvm(15237): at org.apache.poi.hssf.usermodel.HSSFWorkbook.<init>(HSSFWorkbook.java:243)
1201-24 18:27:52.050: I/dalvikvm(15237): at org.apache.poi.hssf.usermodel.HSSFWorkbook.<init>(HSSFWorkbook.java:187)
1301-24 18:27:52.050: I/dalvikvm(15237): at org.apache.poi.hssf.usermodel.HSSFWorkbook.<init>(HSSFWorkbook.java:322)
1401-24 18:27:52.050: I/dalvikvm(15237): at org.apache.poi.hssf.usermodel.HSSFWorkbook.<init>(HSSFWorkbook.java:303)
1501-24 18:27:52.050: I/dalvikvm(15237): at com.tachport.tools.eu.Excel.doInBackground(Excel.java:47)
1601-24 18:27:52.050: I/dalvikvm(15237): at com.tachport.tools.eu.Excel.doInBackground(Excel.java:1)
1701-24 18:27:52.050: I/dalvikvm(15237): at android.os.AsyncTask$2.call(AsyncTask.java:264)
1801-24 18:27:52.050: I/dalvikvm(15237): at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:305)
1901-24 18:27:52.050: I/dalvikvm(15237): at java.util.concurrent.FutureTask.run(FutureTask.java:137)
2001-24 18:27:52.050: I/dalvikvm(15237): at android.os.AsyncTask$SerialExecutor$1.run(AsyncTask.java:208)
2101-24 18:27:52.050: I/dalvikvm(15237): at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1076)
2201-24 18:27:52.050: I/dalvikvm(15237): at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:569)
2301-24 18:27:52.050: I/dalvikvm(15237): at java.lang.Thread.run(Thread.java:856)
2401-24 18:27:52.824: D/dalvikvm(15237): threadid=14: still suspended after undo (sc=1 dc=1)
2501-24 18:27:52.832: I/dalvikvm-heap(15237): Clamp target GC heap from 65.937MB to 64.000MB
2601-24 18:27:52.832: D/dalvikvm(15237): GC_CONCURRENT freed <1K, 1% free 65399K/65543K, paused 2ms+5ms
2701-24 18:28:29.730: W/dalvikvm(15237): threadid=14: thread exiting with uncaught exception (group=0x40bd21f8)
2801-24 18:28:38.746: D/dalvikvm(15237): GC_CONCURRENT freed 2547K, 5% free 62853K/65543K, paused 5ms+4ms
2901-24 18:28:38.918: E/AndroidRuntime(15237): FATAL EXCEPTION: AsyncTask #2

1try {
2 InputStream in = new FileInputStream(pfad);
3 wb = WorkbookFactory.create(in); genau hier crasht es... //
4 in.close();
5 FileOutputStream out = null;
6 try {
7 out = new FileOutputStream(pfad);
8 wb.write(out);
9 } catch (Exception e) {
10 e.printStackTrace();
11 }finally {
12 if(out != null){
13 try {
14 out.flush();
15 out.close();
16 dialog.dismiss();
17 } catch (Exception e2) {
18 dialog.dismiss();
19 e2.printStackTrace();
20 }
21 }
22 }