Administrator's Guide

11 Troubleshooting
11.1 License troubleshooting
Table 9 lists recommended solutions for possible error messages that may display during the
controller license registration and activation process.
Table 9 Error messages and recommended solutions
Possible cause and recommendationSymptom
You specified a license quantity that exceeds what your
license type supports.
Redeem quantity error
• You see an error message that your license has a
maximum redeem quantity.
1. Return to the My Network portal license selection
screen.
2. Enter the correct quantity in the Redeem column for your
license type:
• For an HP VAN SDN Ctrl Base SW w/ 50–node
E-LTU license, the quantity must be 1.
• For HP VAN SDN Ctrl 50–node E-LTU or HP VAN
SDN Ctrl HA E-LTU licenses, quantity can be any
quantity on your sales order.
For information about installing an application license,
see the administration guide for the specific application.
You entered an invalid ID, or have not entered an ID.Install ID errors
• You see an error message that your Install ID format is
invalid.
1. Carefully check your Install ID. See Identifying the install
ID.
2. Return to the license registration details screen and enter
a valid value in the Install ID field.
The Install ID has not been entered in the portal during the
registration process. To acquire and enter the install ID,
• You see an error message that your Install ID is required.
see “Identifying the install ID” (page 53)and Figure 28
(page 55).
11.2 Host location not learned by controller
In a topology where two or more controlled switches connect to the same uncontrolled switch, the
controller does not learn the location of hosts connected to the uncontrolled switch.
11.3 Unexpected network or service problems
Network or service problems can occur if you change the hybrid.mode configuration of the
controller without also restarting the controller and disabling, then re-enabling each controlled
OpenFlow instance in the OpenFlow switches. See “Hybrid mode for controlling packet-forwarding”
(page 73) for information about changing the hybrid.mode configuration.
11.1 License troubleshooting 101