Computer is stuck at "window is loading files" screen

Original Title: Help me plz! :(

Hello ! i have a problem in my pc.... it's not starting when i start my pc it goes into window is loading files and then window is loading files... i tried to start on safe mode but the result was same..and it doe'nt do sfc/scannow so please check details further and help me...                                                                          Startup Repair diagnosis and repair log

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Last successful boot time: ?6/?23/?2013 9:09:28 AM (GMT)

Number of repair attempts: 29

Session details

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System Disk = \Device\Harddisk0

Windows directory = C:\Windows

AutoChk Run = 0

Number of root causes = 1

Test Performed:

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Name: Check for updates

Result: Completed successfully. Error code = 0x0

Time taken = 0 ms

Test Performed:

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Name: System disk test

Result: Completed successfully. Error code = 0x0

Time taken = 0 ms

Test Performed:

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Name: Disk failure diagnosis

Result: Completed successfully. Error code = 0x0

Time taken = 0 ms

Test Performed:

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Name: Disk metadata test

Result: Completed successfully. Error code = 0x0

Time taken = 31 ms

Test Performed:

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Name: Target OS test

Result: Completed successfully. Error code = 0x0

Time taken = 406 ms

Test Performed:

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Name: Volume content check

Result: Completed successfully. Error code = 0x0

Time taken = 437 ms

Test Performed:

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Name: Boot manager diagnosis

Result: Completed successfully. Error code = 0x0

Time taken = 0 ms

Test Performed:

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Name: System boot log diagnosis

Result: Completed successfully. Error code = 0x0

Time taken = 0 ms

Test Performed:

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Name: Event log diagnosis

Result: Completed successfully. Error code = 0x0

Time taken = 234 ms

Test Performed:

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Name: Internal state check

Result: Completed successfully. Error code = 0x0

Time taken = 156 ms

Root cause found:

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Startup Repair has tried several times but still cannot determine the cause of the problem.

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Session details

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System Disk = \Device\Harddisk0

Windows directory = C:\Windows

AutoChk Run = 0

Number of root causes = 1

Test Performed:

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Name: Check for updates

Result: Completed successfully. Error code = 0x0

Time taken = 0 ms

Test Performed:

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Name: System disk test

Result: Completed successfully. Error code = 0x0

Time taken = 0 ms

Test Performed:

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Name: Disk failure diagnosis

Result: Completed successfully. Error code = 0x0

Time taken = 0 ms

Test Performed:

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Name: Disk metadata test

Result: Completed successfully. Error code = 0x0

Time taken = 47 ms

Test Performed:

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Name: Target OS test

Result: Completed successfully. Error code = 0x0

Time taken = 296 ms

Test Performed:

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Name: Volume content check

Result: Completed successfully. Error code = 0x0

Time taken = 0 ms

Test Performed:

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Name: Boot manager diagnosis

Result: Completed successfully. Error code = 0x0

Time taken = 0 ms

Test Performed:

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Name: System boot log diagnosis

Result: Completed successfully. Error code = 0x0

Time taken = 16 ms

Test Performed:

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Name: Event log diagnosis

Result: Completed successfully. Error code = 0x0

Time taken = 15 ms

Test Performed:

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Name: Internal state check

Result: Completed successfully. Error code = 0x0

Time taken = 0 ms

Root cause found:

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Startup Repair has tried several times but still cannot determine the cause of the problem.

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Session details

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System Disk = \Device\Harddisk0

Windows directory = C:\Windows

AutoChk Run = 0

Number of root causes = 1

Test Performed:

---

Name: Check for updates

Result: Completed successfully. Error code = 0x0

Time taken = 0 ms

Test Performed:

---

Name: System disk test

Result: Completed successfully. Error code = 0x0

Time taken = 0 ms

Test Performed:

---

Name: Disk failure diagnosis

Result: Completed successfully. Error code = 0x0

Time taken = 0 ms

Test Performed:

---

Name: Disk metadata test

Result: Completed successfully. Error code = 0x0

Time taken = 31 ms

Test Performed:

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Name: Target OS test

Result: Completed successfully. Error code = 0x0

Time taken = 281 ms

Test Performed:

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Name: Volume content check

Result: Completed successfully. Error code = 0x0

Time taken = 16 ms

Test Performed:

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Name: Boot manager diagnosis

Result: Completed successfully. Error code = 0x0

Time taken = 0 ms

Test Performed:

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Name: System boot log diagnosis

Result: Completed successfully. Error code = 0x0

Time taken = 0 ms

Test Performed:

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Name: Event log diagnosis

Result: Completed successfully. Error code = 0x0

Time taken = 15 ms

Test Performed:

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Name: Internal state check

Result: Completed successfully. Error code = 0x0

Time taken = 0 ms

Root cause found:

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Startup Repair has tried several times but still cannot determine the cause of the problem.

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