# SSMAUTOOPEN System Variable [GstarCAD 2026](Help%20System/GSTARCAD/2026/Index.md) → [System Variables](Help%20System/GSTARCAD/2026/System%20Variables/(System%20Variables).md) → [S](Help%20System/GSTARCAD/2026/System%20Variables/S/(S).md) ## Function Description: The SSMAUTOOPEN system variable is used to control the display behavior of Sheet Set Manager when opening a drawing associated with sheet sets. | | | | --- | --- | | Type | Integer | | Saved in | User-settings | | Initial value | 1 | | Range | 0,1 | ## System Variable Value: **0:** do not open its sheet set automatically **1:**open its sheet set automatically --- [Original help](https://www.gstarcad.net/help/GstarCAD_2026_en-US/detail/systemVariables_Sgsv/SSMAUTOOPEN.html) · © Gstarsoft Co., Ltd.