Unable to create a .txt file inside internal storage

[Taifun]

put your data into a list

Imagnity.com List Tutorial, Mirrored - @Saj

(copied from imagnity.com, courtesy of @Saj) List Blocks On App Inventor by Sajal Dutta | app-inventor, tutorials | 102 comments List is a necessity in almost every app regardless of what programming language you use. This is the easiest way to create and manipulate a set of values/items/elements in an ordered fashion. Please go over the reference before we start. In this tutorial, we will learn how to create a list, add new items to a list, display list items, replace an item in the list, rem…

and in the SaveFile method use the text socket to store the data, in your case use the list to csv table block together with your list and in the filename socket use the filename, e.g. echo.txt

Taifun