Android Question Error Compile Sample Realtime Database from fredo

I compile sample code realtimedatabase ---> https://www.b4x.com/android/forum/attachments/fredo_frealdb_quick_12b-zip.49186/
I get error:

B4A Version: 9.80
Java Version: 11
Parsing code. (0.11s)
Building folders structure. (0.14s)
Compiling code. (0.29s)
Compiling layouts code. (0.07s)
Organizing libraries. (0.01s)
(AndroidX SDK)
Generating R file. Error
res\values\styles.xml:9: error: Error: No resource found that matches the given name: attr 'textColorError'.

Attachment: Library checklist