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Welcome to B4X forum!
B4X is a set of simple and powerful cross platform RAD tools:
- B4A (free) - Android development
- B4J (free) - Desktop and Server development
- B4i - iOS development
- B4R (free) - Arduino, ESP8266 and ESP32 development
writemap
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Android Question java.io.FileNotFoundException on File.WriteMap
I have a pretty old app in B4A 5 that runs fine on older Android devices. I am trying to run it now an Android 11 and getting an error: java.io.FileNotFoundException: /storage/emulated/0/Android/data/MyAppName/files/MyAppName.config: open failed: ENOENT (No such file or directory) The code is...- Frank Cazabon
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- filenotfoundexception writemap
- Replies: 3
- Forum: Android Questions
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Android Question Save Map with custom Type to file
Hello everyone. I've a Map, that will be saved using File.WriteMap Dim m1 As Map = CreateMap("Version": AppVersion, _ "Thing1": -1, _ "Thing2": "", _ "Thing3": "", _...- Mike1970
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- custom types file get map put readmap writemap
- Replies: 5
- Forum: Android Questions
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Android Question how to get a List from Map after write and read the map.
Probably a beginner problem. but i can't get a list in map after Write it and Read again. i get this error message: java.lang.ClassCastException: java.lang.String cannot be cast to java.util.List Dim mapSetting As Map mapSetting.Initialize Dim List1 As List...- Hadi57
- Thread
- list map readmap writemap
- Replies: 4
- Forum: Android Questions