View Cannot Open Data Source Please Check That The Device Is Connected Images. Why does my computer say unable to open twain source? Power apps can't be used to create a connected data source, or modify its structure;
Mar 08, 2017 · the datasourceinfo, defaults, and validate functions provide information about the data source that you can use to optimize the user experience. If your hdmi device has a settings menu to control the video resolution, check to see if it is set to auto. D) click on hardware troubleshooter to run the troubleshooter.
Cut your computer power at its source, which is unplugging your computer from the wall outlet.
Can a power app create a connected data source? Cut your computer power at its source, which is unplugging your computer from the wall outlet. If other twain data sources appear in the available data sources list, try selecting and experimenting with another data source. Leave the computer alone for a few minutes, and then replug it in the wall outlet for a restart.