This is the line the problem occurs
Eclipse allows me to import
Any helpfuls tips are highly Appreciated 
From the java-source
B4X:
ByteBuffer bb = ByteBuffer.NEW(channel.map(FileChannel.MapMode.READ_ONLY, 0, channel.size()));
Eclipse does not show any errors. SLC is compiling the library fine too.** Activity (main) Create, isFirst = true **
libdfLoadImages()
File file = new File(/storage/emulated/0,modbau14.pdf);
RandomAccessFile raf = new RandomAccessFile(file, r);
FileChannel channel = raf.getChannel();
ByteBuffer bb = ByteBuffer.NEW(channel.map(FileChannel.MapMode.READ_ONLY, 0, channel.size()));
java.lang.RuntimeException: An error occured while executing doInBackground()
at android.os.AsyncTask$3.done(AsyncTask.java:300)
at java.util.concurrent.FutureTask.finishCompletion(FutureTask.java:355)
at java.util.concurrent.FutureTask.setException(FutureTask.java:222)
at java.util.concurrent.FutureTask.run(FutureTask.java:242)
at android.os.AsyncTask$SerialExecutor$1.run(AsyncTask.java:231)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1112)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:587)
at java.lang.Thread.run(Thread.java:818)
Caused by: java.lang.NoClassDefFoundError: Failed resolution of: Lnet/sf/andpdf/nio/ByteBuffer;
at de.donmanfred.pdfView$1.doInBackground(pdfView.java:89)
at de.donmanfred.pdfView$1.doInBackground(pdfView.java:68)
at android.os.AsyncTask$2.call(AsyncTask.java:288)
at java.util.concurrent.FutureTask.run(FutureTask.java:237)
... 4 more
Caused by: java.lang.ClassNotFoundException: Didn't find class "net.sf.andpdf.nio.ByteBuffer" on path: DexPathList[[zip file "/data/app/b4a.example-1/base.apk"],nativeLibraryDirectories=[/vendor/lib, /system/lib]]
at dalvik.system.BaseDexClassLoader.findClass(BaseDexClassLoader.java:56)
at java.lang.ClassLoader.loadClass(ClassLoader.java:511)
at java.lang.ClassLoader.loadClass(ClassLoader.java:469)
... 8 more
Suppressed: java.lang.ClassNotFoundException: net.sf.andpdf.nio.ByteBuffer
at java.lang.Class.classForName(Native Method)
at java.lang.BootClassLoader.findClass(ClassLoader.java:781)
at java.lang.BootClassLoader.loadClass(ClassLoader.java:841)
at java.lang.ClassLoader.loadClass(ClassLoader.java:504)
... 9 more
Caused by: java.lang.NoClassDefFoundError: Class not found using the boot class loader; no stack available
** Activity (main) Resume **
** Activity (main) Pause, UserClosed = true **
Eclipse allows me to import
B4X:
import net.sf.andpdf.nio.ByteBuffer;
From the java-source
B4X:
// select a document and get bytes
app.Log("File file = new File("+mpdfPath+" "+mpdfFilename+");");
File file = new File(mpdfPath+"/"+mpdfFilename);
app.Log("RandomAccessFile raf = new RandomAccessFile(file, r);");
RandomAccessFile raf = new RandomAccessFile(file, "r");
app.Log("FileChannel channel = raf.getChannel();");
FileChannel channel = raf.getChannel();
app.Log("ByteBuffer bb = ByteBuffer.NEW(channel.map(FileChannel.MapMode.READ_ONLY, 0, channel.size()));");
ByteBuffer bb = ByteBuffer.NEW(channel.map(FileChannel.MapMode.READ_ONLY, 0, channel.size()));
app.Log("");
raf.close();
// create a pdf doc
app.Log("create a pdf doc");
PDFFile pdf = new PDFFile(bb);