Operating system: Windows-10-10.0.17763 64 Bits
Graphics card: GeForce GTX 960M/PCIe/SSE2 NVIDIA Corporation 4.5.0 NVIDIA 388.57
Broken: version: 2.80 (sub 57), branch: master, commit date: 2019-04-16 20:13, hash: rB5d8030b8f3cf
Short description of error
Driver expression based on the property the driver is handling is updated only when the expression itself is updated or the "Update Dependencies" button is clicked or when the blend file is loaded.
Exact steps for others to reproduce the error
- Add a driver;
- Add a variable to the driver;
- Set the variable value to the property the driver handles;
- Base the expression on that variable.