simply let the system pick a default location.
-Open MPI was unable to obtain the username in order to
-create a path for its required temporary directories. This
-is usually caused by either the UID being removed from the
-passed file, or from use of network-based authentication
-service (e.g., NIS) on a large cluster that might suffer
+Open MPI was unable to obtain the username in order to create a path
+for its required temporary directories. This type of error is usually
+caused by a transient failure of network-based authentication services
+(e.g., LDAP or NIS failure due to network congestion), but can also be
+an indication of system misconfiguration.
-Please consult your system administrator about these
-conditions and try again.
+Please consult your system administrator about these issues and try
An error occurred while trying to pack the information about the job. More nodes