{"id":171222,"date":"2023-06-05T07:05:57","date_gmt":"2023-06-05T07:05:57","guid":{"rendered":"\/knowledge\/forums\/topic\/communication-error-no13-error-description-permission-denied-unable-to-create-child-processhf3d\/"},"modified":"2023-07-31T12:35:18","modified_gmt":"2023-07-31T12:35:18","slug":"communication-error-no13-error-description-permission-denied-unable-to-create-child-processhf3d","status":"publish","type":"topic","link":"https:\/\/innovationspace.ansys.com\/knowledge\/forums\/topic\/communication-error-no13-error-description-permission-denied-unable-to-create-child-processhf3d\/","title":{"rendered":"Communication Error no:13 error description: Permission denied Unable to create child process:hf3d"},"content":{"rendered":"<p>1. Create the \/var\/tmp directory if missing  2. Check the permissions of the \/var\/tmp directory by running:    ls -l \/var | grep tmp  You should get something like the following: > ls -l \/var | grep tmp drwxrwxrwt 2 root root<\/p>\n","protected":false},"template":"","class_list":["post-171222","topic","type-topic","status-publish","hentry","topic-tag-4422","topic-tag-hfss-sys","topic-tag-hpc","topic-tag-hpc-parallel","topic-tag-installation-licensing-systems"],"aioseo_notices":[],"acf":[],"custom_fields":[{"0":{"_wp_page_template":["default"],"_bbp_last_active_time":["2\/6\/2023 20:20"],"_bbp_forum_id":["153867"],"_bbp_author_ip":["209.182.204.162"],"_btv_view_count":["1222"],"siebel_km_number":["2049256"],"product_version":["18"],"km_published_date":["2017-04-28T00:00:00.000Z"],"family":["Installation\/Licensing\/Systems"],"application_name":["HFSS - SYS"]},"test":"articlesansys-com"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/knowledge\/wp-json\/wp\/v2\/topics\/171222","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/innovationspace.ansys.com\/knowledge\/wp-json\/wp\/v2\/topics"}],"about":[{"href":"https:\/\/innovationspace.ansys.com\/knowledge\/wp-json\/wp\/v2\/types\/topic"}],"version-history":[{"count":0,"href":"https:\/\/innovationspace.ansys.com\/knowledge\/wp-json\/wp\/v2\/topics\/171222\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/knowledge\/wp-json\/wp\/v2\/media?parent=171222"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}