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The keytool.exe file

According to our database, the keytool.exe file is part of Java Platform SE 8, so the keytool.exe file probably got onto your computer during the installation of Java Platform SE 8.

Table of contents:

The keytool.exe file's details

Below, we have summarized the details of the keytool.exe file known to us. The manufacturers constantly update their software, so naturally keytool.exe may exist in a different version with a different name. The data below summarizes the parameters of the keytool.exe file with the 8.0:51.16 version number.

15.59 kB (15968 B)
Internal name:
Original filename:
Java Platform SE Binary
© Oracle
Oracle Corporation
Java Platform SE 8
Product version:

The links related to the keytool.exe

We try to collect the websites where you can find further information about the keytool.exe file.

The keytool.exe's possible errors

Below are the top five most common keytool.exe errors and how to fix them.

keytool.exe - Application error

The instruction at "0x????????" reference memory at "0x00000000". The memory could not be read.

The causes of the error message and possible solutions:

  • Faulty program code. Signal the error to the application's developer, and try installing a newer version.
  • It's possible that there isn't enough memory available for the application. Free up memory be temporarily stopping some applications or services.
  • It's possible that a hardware component of your computer is malfunctioning. Have the hardware components of your computer checked, with special attention to the RAM modules.

keytool.exe - Error

The program can't start because ???.dll is missing from your computer. Try reinstalling the program to fix this problem.

The cause of the error message and possible solution:

  • The DLL file required for running keytool.exe is either missing or out of date. Reinstall the application.

keytool.exe - Access denied

keytool.exe - Access denied

The causes of the error message and possible solutions:

  • The antivirus software may have blocked access to the keytool.exe file. Check your antivirus software's log and quarantine.
  • You don't have the permissions to run the keytool.exe. Change the permissions of the file.
  • The keytool.exe file may have been damaged. Reinstall the application.

keytool.exe - Error

keytool.exe is not recognized as an internal or external command, operable program or batch file.

The cause of the error message and possible solution:

  • The keytool.exe isn't installed. Install the application.

keytool.exe - Application error

The exception Illegal Instruction. An attempt was made to execute an illegal instruction.

The causes of the error message and possible solutions:

  • The keytool.exe uses an instruction set that isn't supported by your CPU. Install the version that is adequate to your computer.
  • It's possible that a hardware component of your computer is malfunctioning. Have the hardware components of your cimputer checked, with special attention to your CPU's cooling.

Other executable files related to the keytool.exe

Java Platform SE 8 uses other executable files besides the keytool.exe file. The file’s names can be different with each version.

Java Update Scheduler
Java Platform SE Binary
Java Platform SE Binary
Java Platform SE Binary
Java Platform SE Binary
Java Platform SE Binary
Java Platform SE Binary
Java Platform SE Binary

Downloading the keytool.exe

If you need the keytool.exe file because the file system is damaged, then we suggest that you reinstall Java Platform SE 8. Copying an executable usually doesn't solve the problem.


Never open an executable file that you received in an e-mail! Even if it seems like you received it from a reliable person. In most cases, the viruses circulating on the Internet get onto the infected computers from sources that are believed to be reliable.

During the analysis, we checked all the executable files registered by us with at least 2 antivirus softwares.

Help us

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Supported operating systems

Windows Server 2003/2008/2012, Windows XP, Windows Vista, Windows 7, Windows 8, Windows 8.1, Windows 10

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