Error while editing or deleting the NSX cloud in AVI load balancer.

Products

• VMware Avi Load Balancer

Issue/Introduction

• The NSX cloud is reporting an unhealthy status from the controller.
• The AVI controller is returning the error code below while modifying or deleting the NSX cloud.
  
  
  • {"error":"ERR Error running script (call to f_c91c461c4bfb1d868b6d5b901df069e2f80c492a): @user_script:2: user_script:2: bad argument #1 to 'decode' (string expected, got boolean) "}
    
    

Environment

• AVI Load Balancer
  • 30.2.2

Cause

• The problem arises when the NSX cloud is configured using the automation without providing the necessary credentials.
• When the cloud settings are edited, the credentials field is set to 'Not set'.
  
  

Resolution

• The fix will be in the versions below.
  • 30.2.5
  • 31.2.1
    
    
• Workaround:
  • To fix this issue, configure the credentials using the CLI. (The UI will not allow configuring the credentials.)
  • Steps:-
    
    1. SSH to the controller.
    2. Run the below command.
       1. [admin:##-##-##-##]: > configure cloud <your_nsxt_cloud_name>
       2. [admin:##-##-##-##]: cloud> nsxt_configuration
       3. [admin:##-##-##-##]: cloud:nsxt_configuration> nsxt_credentials_ref  (press Tab button 2 times to list the available credentials, and then select/type the appropriate.)  
       4. [admin:##-##-##-##]: cloud:nsxt_configuration> nsxt_credentials_ref <credentials object>
       5. [admin:##-##-##-##]: cloud:nsxt_configuration> save
       6. [admin:##-##-##-##]: cloud> save
  • Validate the cloud state.

Note: If the issue persists, please contact Broadcom support.