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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
All developers, with any skill level, are welcome to
join the B4X community
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hatzisn
replied to the thread
iOS Question
What is wrong in this code?
.
If I rem out all the code of the sub in order to run the first returns the values of the Type and the second returns (_scvlitem)
Feb 5, 2026
W
walt61
replied to the thread
B4J Tutorial
How to handle "java.io.IOException: WaitForMultipleObjects error=6, Invalid handle"
.
I'll have to check that one out, thanks @Erel 🙂
Feb 5, 2026
W
walt61
reacted to
Erel's post
in the thread
B4J Tutorial
How to handle "java.io.IOException: WaitForMultipleObjects error=6, Invalid handle"
with
Like
.
A similar feature is implemented in RunJar: https://www.b4x.com/android/forum/threads/jarcaller-run-and-kill-b4j-jars.168284/
Feb 5, 2026
aeric
reacted to
Erel's post
in the thread
iOS Question
Compile error after upgrading to B4i 10.00
with
Like
.
I've uploaded iActivityBar to the hosted builders.
Feb 5, 2026
Erel
replied to the thread
iOS Question
Compile error after upgrading to B4i 10.00
.
I've uploaded iActivityBar to the hosted builders.
Feb 5, 2026
Erel
replied to the thread
iOS Question
What is wrong in this code?
.
What is the output of: Log(Value) Log(GetType(Value))
Feb 5, 2026
Erel
reacted to
PaulMeuris's post
in the thread
[B4A] pmMindmap: a mindmap app written in B4A for a tablet
with
Like
.
Do you like to use a mindmap to visualize your thoughts? Do you use mindmaps in presentations? Do you like to document your source code...
Feb 5, 2026
Erel
replied to the thread
B4J Tutorial
How to handle "java.io.IOException: WaitForMultipleObjects error=6, Invalid handle"
.
A similar feature is implemented in RunJar: https://www.b4x.com/android/forum/threads/jarcaller-run-and-kill-b4j-jars.168284/
Feb 5, 2026
Erel
reacted to
walt61's post
in the thread
B4J Tutorial
How to handle "java.io.IOException: WaitForMultipleObjects error=6, Invalid handle"
with
Like
.
As I didn't find anything on the forum regarding this error and it took me a while to solve it, I'm posting this here. I was running a...
Feb 5, 2026
NGUYEN TUAN ANH
replied to the thread
iOS Question
Compile error after upgrading to B4i 10.00
.
My project use this library:
Feb 5, 2026
hatzisn
posted the thread
iOS Question
What is wrong in this code?
in
iOS Questions
.
This code fails in compiling of a project. It is in a xCustomListView_ItemClick event. I get this error while compiling: The B4X code...
Feb 5, 2026
NGUYEN TUAN ANH
replied to the thread
iOS Question
Compile error after upgrading to B4i 10.00
.
My hello world project can compile OK
Feb 5, 2026
NGUYEN TUAN ANH
reacted to
aeric's post
in the thread
iOS Question
Compile error after upgrading to B4i 10.00
with
Thank you
.
Are you able to compile a hello world project?
Feb 5, 2026
josejad
replied to the thread
[B4A] pmMindmap: a mindmap app written in B4A for a tablet
.
Congrats¡¡ Tested on my phone (no tablet here right now). It's easy and intuitive (but, as you say, it will be better on a tablet). The...
Feb 5, 2026
josejad
reacted to
PaulMeuris's post
in the thread
[B4A] pmMindmap: a mindmap app written in B4A for a tablet
with
Love
.
Do you like to use a mindmap to visualize your thoughts? Do you use mindmaps in presentations? Do you like to document your source code...
Feb 5, 2026
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