Error: | Connection timed out: connect or UnknownHostException: <IP address or host name> |
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Explanation: | Incorrect IP or host name |
Actions: |
Verify entered IP address or host name is reachable from your machine: You can use the ping tool to check whether the IP address is reachable.
Look for messages appearing which start with Reply from <IP address or host name> such messages indicate that the address or host name is reachable from your machine. If you do not see such messages, or if you see Request time out. messages, then you need to speak with your network administrator. Note that in some cases, IP addresses which are accessible from your machine may not respond to ping if the administrator of the system has disabled this functionality (or network administrator has blocked this, for example using a firewall) - speak with your system administrators and/or network administrators to determine whether this is the case; if it is, using the ping tool will not provide any useful diagnostic information. |
Error: | Connection refused: connect |
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Explanation: | Problem Determination Tools server is not installed, incorrectly configured, or not running |
Actions: |
Verify Problem Determination Tools server is running on chosen port: If you have the Telnet tool installed, you can use the Telnet tool to attempt to connect to the Problem Determination Tools server:
If a black window opens and says it is Connecting and then goes blank, the Problem Determination Tools server is running on the entered IP address and port. If a black window opens and says it is Connecting and then disappears shortly after, or if you get an error message complaining that Telnet is unknown, cannot be found, or is an invalid command, then the Problem Determination Tools server is not running on the entered IP address and port. Verify Problem Determination Tools configuration is correct: Speak to your mainframe system administrator to verify that the Problem Determination Tools server is installed and running correctly on the specified IP address or host name and port number. |
Error: | Invalid authentication credentials |
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Explanation: | Incorrect username and/or password |
Actions: |
Verify your username and password are correct: Try connecting with another tool or speak to your mainframe system administrator. |
You can view the local log file contents by pressing "View Log" button. You can also clear the contents of the local log file by pressing "Clear Log" button.
The log file contents are only useful when diagnosing problems with the IBM support team. When requested, follow the steps required to capture the debugging information: