Add message unexpected ssh registration exception

Author: Cohen-J-Omer

setup.cfg

@@ -1,6 +1,6 @@
 [metadata]
 name = ibm-ray-config
-version = 1.0.0b27
+version = 1.0.0b28
 author = Omer J Cohen
 author_email = [email protected]
 description = Interactive tool generating ray configuration for IBM platforms 

src/ibm_ray_config/modules/gen2/ssh_key.py

@@ -91,6 +91,8 @@ def register_ssh_key(ibm_vpc_client, config, auto=False):
         else: 
             if "Key with fingerprint already exists" in e.message:
                 print(color_msg("Can't register an SSH key with the same fingerprint",Color.RED))
+            else:
+                print(color_msg("Failed to register SSH keys with error:\n"+e.message,Color.RED))
             exit(1) # can't continue the configuration process without a valid ssh key   
 
     print(color_msg(f"new SSH key '{keyname}' been registered in vpc\n", Color.LIGHTGREEN))