idevicepair: Add another error case instead of printing 'unhandled error'
diff --git a/tools/idevicepair.c b/tools/idevicepair.c
index 0b866ea..77c46b7 100644
--- a/tools/idevicepair.c
+++ b/tools/idevicepair.c
@@ -41,6 +41,7 @@
 		case LOCKDOWN_E_PASSWORD_PROTECTED:
 			printf("ERROR: Could not validate with device %s because a passcode is set. Please enter the passcode on the device and retry.\n", udid);
 			break;
+		case LOCKDOWN_E_INVALID_CONF:
 		case LOCKDOWN_E_INVALID_HOST_ID:
 			printf("ERROR: Device %s is not paired with this host\n", udid);
 			break;