Problems with opening Landsat data

[marpet]

The landsat data provides both radiance and reflectance. By default SNAP reads the radiance.

You can set the -Ds3tbx.landsat.readAs=reflectance property in the s3tbx.properties file to switch to reflectance.
See also this post.

IdePix with Landsat8: s3tbx.landsat.readAs=reflectance ignored

Hi, I’m trying to perform a classification with IdePix on Landsat 8 OLI L1C data. Using the knowledge from this forum, I adapted the s3tbx.properties file, to include the line s3tbx.landsat.readAs=reflectance. Furthermore, in my GPT call, I added the parameter -Ds3tbx.landsat.readAs=reflectance. Unfortunately, after resetting and rebooting several times, I still get the following error message: Error: [NodeId: IdePix] The landsat source product must provide reflectances. For configuration in…

This refers to Landsat 8 but it is the same for Landsat 7