sm-n7505 lollypop write cert failed

Code:

Welcome to Octoplus/Octopus Box Samsung software version
2.1.6
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To connect SM-J700F phone you have to perform the following
steps:
1. Disconnect USB cable from phone.
2. Go to Menu->Settings->More->About Device.
3.Tap on "Build number" 7 times to enable developer options.
4. Go to Menu->Settings->More->Developer options.
5. Turn on "USB Debugging" option.
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To connect SM-N7505 phone you have to perform the following
steps:
1. Disconnect USB cable from phone.
2. Go to Menu->Settings->More->About Device.
3.Tap on "Build number" 7 times to enable developer options.
4. Go to Menu->Settings->More->Developer options.
5. Turn on "USB Debugging" option.
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Platform: Samsung Android
Selected port: COM1
Selected model: SM-N7505
Selected file: I:\shani\samsung\CERT  ime\CERT  ime\cert\SM-
N7505_352832060301298_R58F70XSFM.cert
Detected phone model: SM-N7505
Firmware compiled date: Mon Nov 23 21:46:55 KST 2015
PDA version: N7505POUDOK2
CSC version: N7505OXADOK2
SW version: N7505XXUDOK4
Phone SN: R38F20XCX5N
Android version: 5.1.1 (LMY47X)
Checking Root:
Phone is Rooted.
Checking Certificate file...
Certificate file successfully checked
Writing Certificate...
Executing exploit...
Writing Certificate failed