Symptoms ... When exporting or importing an APM policy, you get an error: Export error: tmsh list net dns-resolver Common/my dns resolver has returned 01020036:3: The requested DNS Resolver (Common/my) was not found. ... Impact ... Import or export fails. ... Cannot import or export policies with objects name with other characters. ... Conditions ... This occurs when importing a policy containing objects whose name does not follow these naming requirements: -- Cannot contain a space. -- Must consist of a mix of: * Uppercase or lowercase alpha characters A through Z. ... (Required as the name's initial character.) * Numbers 0 through 9. * Underscore (_). * Hyphen/minus (-). * Period/dot (.). ... To work around this: 1. ... Rename all objects to meet the requirements in bigip.conf. ... 2. Save the config: tmsh load sys config