# SOLIDCHECK System Variable [GstarCAD 2026](Help%20System/GSTARCAD/2026/Index.md) → [System Variables](Help%20System/GSTARCAD/2026/System%20Variables/(System%20Variables).md) **Function Description:** The SOLIDCHECK system variable is used to open or close 3D solid check for the current task. | | | | --- | --- | | Type | Integer | | Saved in | Not saved | | Initial value | 1 | | Range | 0,1 | **System Variable Value:** **0:** close **1:** open --- [Original help](https://www.gstarcad.net/help/GstarCAD_2026_en-US/detail/systemVariables/SOLIDCHECK.html) · © Gstarsoft Co., Ltd.