{"id":165005,"date":"2023-03-17T08:59:10","date_gmt":"2023-03-17T08:59:10","guid":{"rendered":"\/knowledge\/forums\/topic\/monte-carlo-simulation-fails-with-error-message-stopped-in-routine-walk-how-to-fix\/"},"modified":"2023-07-31T12:26:42","modified_gmt":"2023-07-31T12:26:42","slug":"monte-carlo-simulation-fails-with-error-message-stopped-in-routine-walk-how-to-fix","status":"publish","type":"topic","link":"https:\/\/innovationspace.ansys.com\/knowledge\/forums\/topic\/monte-carlo-simulation-fails-with-error-message-stopped-in-routine-walk-how-to-fix\/","title":{"rendered":"Monte Carlo simulation fails with error message &#8220;Stopped in routine WALK&#8221;. How to fix?"},"content":{"rendered":"<p>This error does occur when radiation history tracking fails i.e. in the non-overlapping part of GGI interface. Previous versions before 18.0 only accidentally worked and those tracks were actually being lost. A sanity check was added in 18.0, which results in this error message when a track hits a non-overlap face.   Fixed in 19.3.  Full error message:  +&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8211;+  | ERROR #001100279 has occurred in subroutine ErrAction.             |  | Message:                                                           |  | Stopped in routine WALK                                            |  |                                                                    |  |                                                                    |  |                                                                    |  |                                                                    |  |                                                                    |  +&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8211;+<\/p>\n","protected":false},"template":"","class_list":["post-165005","topic","type-topic","status-publish","hentry","topic-tag-19-2","topic-tag-cfx","topic-tag-fluid-dynamics","topic-tag-general","topic-tag-heat-transfer-and-radiation","topic-tag-monte-carlo"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.10 - aioseo.com -->\n\t<meta name=\"description\" content=\"This error does occur when radiation history tracking fails i.e. in the non-overlapping part of GGI interface. 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