diff --git a/app/src/main/cpp/core/apple.c b/app/src/main/cpp/core/apple.c
index ddfd2ff..348cac6 100644
--- a/app/src/main/cpp/core/apple.c
+++ b/app/src/main/cpp/core/apple.c
@@ -4,7 +4,7 @@
  *   This file is part of Emu48
  *
  *   Copyright (C) 2005 CdB for HP
- *   Copyright (C) 2006 Christoph Gießelink
+ *   Copyright (C) 2006 Christoph Gie�elink
  *
  */
 #include "pch.h"
@@ -20,7 +20,7 @@
 
 #pragma intrinsic(memset,memcpy)
 
-#include "Ops.h"
+#include "ops.h"
 
 //
 // ROM buffer access functions
diff --git a/app/src/main/cpp/core/engine.c b/app/src/main/cpp/core/engine.c
index 33e20ba..62c772c 100644
--- a/app/src/main/cpp/core/engine.c
+++ b/app/src/main/cpp/core/engine.c
@@ -73,7 +73,7 @@ static DWORD dwOldCyc;						// cpu cycles at last event
 static DWORD dwSpeedRef;					// timer value at last event
 static DWORD dwTickRef;						// sample timer ticks
 
-#include "Ops.h"
+#include "ops.h"
 
 // save last instruction in circular instruction buffer
 static __inline VOID SaveInstrAddr(DWORD dwAddr)
diff --git a/app/src/main/cpp/core/mops.c b/app/src/main/cpp/core/mops.c
index 4cf0aee..9835e38 100644
--- a/app/src/main/cpp/core/mops.c
+++ b/app/src/main/cpp/core/mops.c
@@ -9,7 +9,7 @@
 #include "pch.h"
 #include "Emu48.h"
 #include "ops.h"
-#include "opcodes.h"
+#include "Opcodes.h"
 #include "io.h"
 #include "i28f160.h"						// flash support
 
diff --git a/app/src/main/cpp/core/opcodes.c b/app/src/main/cpp/core/opcodes.c
index 1430c80..74099d4 100644
--- a/app/src/main/cpp/core/opcodes.c
+++ b/app/src/main/cpp/core/opcodes.c
@@ -4,7 +4,7 @@
  *   This file is part of Emu48
  *
  *   Copyright (C) 1995 Sebastien Carlier
- *   Copyright (C) 1999 Christoph Gießelink
+ *   Copyright (C) 1999 Christoph Gie�elink
  *
  */
 #include "pch.h"
@@ -25,7 +25,7 @@
 
 #pragma intrinsic(memset,memcpy)
 
-#include "Ops.h"
+#include "ops.h"
 
 // Fields start and length
 UINT F_s[16] = {0/*P*/,0,2,0,15,3,0,0,0,0,0,0,0,0,0,0};
diff --git a/app/src/main/cpp/win32-layer.c b/app/src/main/cpp/win32-layer.c
index 40bd0dd..b976521 100644
--- a/app/src/main/cpp/win32-layer.c
+++ b/app/src/main/cpp/win32-layer.c
@@ -2981,14 +2981,54 @@ void _wmakepath(wchar_t _Buffer, wchar_t const* _Drive, wchar_t const* _Dir, wch
 int WINAPI wvsprintf(LPSTR arg1, LPCSTR arg2, va_list arglist) {
     return vsprintf(arg1, arg2, arglist);
 }
-DWORD GetFullPathName(LPCSTR lpFileName, DWORD nBufferLength, LPSTR lpBuffer, LPSTR* lpFilePart) { return 0; }
+const char pathSeparator =
+#ifdef _WIN32
+        '\\';
+#else
+        '/';
+#endif
+
+DWORD GetFullPathName(LPCSTR lpFileName, DWORD nBufferLength, LPSTR lpBuffer, LPSTR* lpFilePart) {
+    lstrcpyn(lpBuffer, lpFileName, nBufferLength);
+    if(lpFilePart != NULL) {
+        *lpFilePart = strrchr(lpBuffer, pathSeparator);
+        if(*lpFilePart != NULL)
+            (*lpFilePart)++;
+    }
+    return lstrlen(lpBuffer);
+}
 LPSTR lstrcpyn(LPSTR lpString1, LPCSTR lpString2,int iMaxLength) {
     return strcpy(lpString1, lpString2);
 }
 LPSTR lstrcat(LPSTR lpString1, LPCSTR lpString2) {
-    return NULL;
+    return strcat(lpString1, lpString2);
+}
+void __cdecl _splitpath(const char * _FullPath, char* _Drive, char* _Dir, char* _Filename, char* _Ext) {
+    if (_Drive)
+        _Drive[0] = 0;
+    char * filePart = strrchr(_FullPath, pathSeparator);
+    if(_Dir) {
+        if(filePart != NULL) {
+            strncpy(_Dir, _FullPath, (int)(filePart - _FullPath));
+        } else
+            _Dir[0] = 0;
+    }
+    if(_Filename) {
+        if(filePart != NULL) {
+            strcpy(_Filename, filePart + 1);
+        } else
+            _Filename[0] = 0;
+    }
+    if(_Ext) {
+        _Ext[0] = 0;
+        if(_Filename) {
+            char * extPart = strrchr(_Filename, '.');
+            if (extPart != NULL) {
+                strcpy(_Ext, extPart + 1);
+            }
+        }
+    }
 }
-void __cdecl _splitpath(char const* _FullPath, char* _Drive, char* _Dir, char* _Filename, char* _Ext) {}
 int WINAPI lstrcmp(LPCSTR lpString1, LPCSTR lpString2) {
     return strcmp(lpString1, lpString2);
 }
diff --git a/app/src/main/java/org/emulator/calculator/PrinterSimulator.java b/app/src/main/java/org/emulator/calculator/PrinterSimulator.java
index a12f304..2d953a4 100644
--- a/app/src/main/java/org/emulator/calculator/PrinterSimulator.java
+++ b/app/src/main/java/org/emulator/calculator/PrinterSimulator.java
@@ -51,6 +51,8 @@ public class PrinterSimulator {
         } catch(Exception ex) {
             Log.d(TAG, "Cannot get the MaximumTextureSize (Set default to 2048). Error: " + ex.getMessage());
         }
+        if(maxBitmapHeight == 0)
+            maxBitmapHeight = 1024;
 
         maxBitmapHeight = Math.min(maxBitmapHeight, 8192); //32768);
         MAXPRTLINES = maxBitmapHeight / LINE_HEIGHT;