PROBLEM IS NOT SOLVED!!!
I attempted to upload the Repetier Firmware without the tabs because when I looked at Configuration.h in Notepad the numbers were correct. This is the error message I received:
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Arduino: 1.6.11 (Windows 7), Board: "Arduino/Genuino Mega or Mega 2560, ATmega2560 (Mega 2560)"
C:\Users\AppData\Local\Temp\Temp1_Firmware-master.zip\Firmware-master\Repetier Firmware\Repetier\Repetier.ino:143:22: fatal error: Repetier.h: No such file or directory
#include "Repetier.h"
^
compilation terminated.
exit status 1
Error compiling for board Arduino/Genuino Mega or Mega 2560.
This report would have more information with
"Show verbose output during compilation"
option enabled in File -> Preferences.
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I then went to the Preferences in Arduino and checked the box for showing verbose output during compilation, and also for both compilation and upload; this is the error message I receive after doing that and attempting to upload:
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Arduino: 1.6.11 (Windows 7), Board: "Arduino/Genuino Mega or Mega 2560, ATmega2560 (Mega 2560)"
C:\Users\Rostock Max V2\Arduino Software\Arduino\arduino-builder -dump-prefs -logger=machine -hardware C:\Users\Rostock Max V2\Arduino Software\Arduino\hardware -tools C:\Users\Rostock Max V2\Arduino Software\Arduino\tools-builder -tools C:\Users\Rostock Max V2\Arduino Software\Arduino\hardware\tools\avr -built-in-libraries C:\Users\Rostock Max V2\Arduino Software\Arduino\libraries -libraries C:\Users\Documents\Arduino\libraries -fqbn=arduino:avr

cpu=atmega2560 -ide-version=10611 -build-path C:\Users\AppData\Local\Temp\build5b1ef656061e5094ed80c2da2f2134ae.tmp -warnings=none -prefs=build.warn_data_percentage=75 -prefs=runtime.tools.avrdude.path=C:\Users\Rostock Max V2\Arduino Software\Arduino\hardware\tools\avr -prefs=runtime.tools.avr-gcc.path=C:\Users\Rostock Max V2\Arduino Software\Arduino\hardware\tools\avr -verbose C:\Users\AppData\Local\Temp\Temp1_Firmware-master.zip\Firmware-master\Repetier Firmware\Repetier\Repetier.ino
C:\Users\Rostock Max V2\Arduino Software\Arduino\arduino-builder -compile -logger=machine -hardware C:\Users\Rostock Max V2\Arduino Software\Arduino\hardware -tools C:\Users\Rostock Max V2\Arduino Software\Arduino\tools-builder -tools C:\Users\Rostock Max V2\Arduino Software\Arduino\hardware\tools\avr -built-in-libraries C:\Users\Rostock Max V2\Arduino Software\Arduino\libraries -libraries C:\Users\Documents\Arduino\libraries -fqbn=arduino:avr

cpu=atmega2560 -ide-version=10611 -build-path C:\Users\LAURIE~1\AppData\Local\Temp\build5b1ef656061e5094ed80c2da2f2134ae.tmp -warnings=none -prefs=build.warn_data_percentage=75 -prefs=runtime.tools.avrdude.path=C:\Users\Rostock Max V2\Arduino Software\Arduino\hardware\tools\avr -prefs=runtime.tools.avr-gcc.path=C:\Users\Rostock Max V2\Arduino Software\Arduino\hardware\tools\avr -verbose C:\Users\AppData\Local\Temp\Temp1_Firmware-master.zip\Firmware-master\Repetier Firmware\Repetier\Repetier.ino
Using board 'mega' from platform in folder: C:\Users\Rostock Max V2\Arduino Software\Arduino\hardware\arduino\avr
Using core 'arduino' from platform in folder: C:\Users\Rostock Max V2\Arduino Software\Arduino\hardware\arduino\avr
Detecting libraries used...
"C:\Users\Rostock Max V2\Arduino Software\Arduino\hardware\tools\avr/bin/avr-g++" -c -g -Os -w -std=gnu++11 -fpermissive -fno-exceptions -ffunction-sections -fdata-sections -fno-threadsafe-statics -flto -w -x c++ -E -CC -mmcu=atmega2560 -DF_CPU=16000000L -DARDUINO=10611 -DARDUINO_AVR_MEGA2560 -DARDUINO_ARCH_AVR "-IC:\Users\Rostock Max V2\Arduino Software\Arduino\hardware\arduino\avr\cores\arduino" "-IC:\Users\Rostock Max V2\Arduino Software\Arduino\hardware\arduino\avr\variants\mega" "C:\Users\AppData\Local\Temp\build5b1ef656061e5094ed80c2da2f2134ae.tmp\sketch\Repetier.ino.cpp" -o "nul"
"C:\Users\Rostock Max V2\Arduino Software\Arduino\hardware\tools\avr/bin/avr-g++" -c -g -Os -w -std=gnu++11 -fpermissive -fno-exceptions -ffunction-sections -fdata-sections -fno-threadsafe-statics -flto -w -x c++ -E -CC -mmcu=atmega2560 -DF_CPU=16000000L -DARDUINO=10611 -DARDUINO_AVR_MEGA2560 -DARDUINO_ARCH_AVR "-IC:\Users\Rostock Max V2\Arduino Software\Arduino\hardware\arduino\avr\cores\arduino" "-IC:\Users\Rostock Max V2\Arduino Software\Arduino\hardware\arduino\avr\variants\mega" "C:\Users\AppData\Local\Temp\build5b1ef656061e5094ed80c2da2f2134ae.tmp\sketch\Repetier.ino.cpp" -o "C:\Users\AppData\Local\Temp\build5b1ef656061e5094ed80c2da2f2134ae.tmp\preproc\ctags_target_for_gcc_minus_e.cpp"
C:\Users\AppData\Local\Temp\Temp1_Firmware-master.zip\Firmware-master\Repetier Firmware\Repetier\Repetier.ino:143:22: fatal error: Repetier.h: No such file or directory
#include "Repetier.h"
^
compilation terminated.
exit status 1
Error compiling for board Arduino/Genuino Mega or Mega 2560.
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I have no idea what to do know. I am out of ideas. Start over? I reinstalled the firmware-master folder and nothing changed. Someone please help.