ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

UI compilation errors
UI compilation errors indicate the possible problems detected in your interfaces whenever a window, a page or a report is saved or whenever the project is recompiled......
Sub-query
A sub-query is a query whose result is used by another query......
Debugging without debugger
In some cases, running a program or a site with or without the debugger can produce different results......
Project compilation: Warning, Error, Information, Programming standard...
When developing a project, the project is compiled on a regular basis....
Setup mode
Several methods can be used to distribute a WINDEV application......
WDMap: Viewing records: special cases
This help page presents the special display cases in WDMap......
Required or invalid input in WINDEV
WINDEV and WINDEV Mobile include several options to manage required or invalid input, both via the window editor and through programming......
Validating a page other than the current page
In some cases, you may have to propose the validation of a page via a button (or a link) found in a different frame......
History of versions
The history of setup versions is an advanced feature of the network setup......
Organizing the directories of a project
When creating a project, a directory specific to this project is automatically created......
Managing the load balancing (dynamic load balancing on server)
The server that is hosting a HFSQL database engine can be very busy......
Report viewer: "Annotate" tab
Does your application allow you to print several reports? The end user has the ability to write annotations from the report viewer......
WDTrans: Overview
WDTrans is a tool for canceling transactions......
Keyboard shortcuts
The main keyboard shortcuts in the editors are as follows......
mlzAddLine (Function)
Adds a new dynamic row into a Multiline Zone control.
mlzInsertLine (Function)
Inserts a new dynamic row in a Multiline Zone control.
mlzDelete (Function)
Deletes a dynamic row from a Multiline Zone control.
Multilingual messages: Convert to new format (version 27 and later)
WINDEV, WEBDEV and WINDEV Mobile have included multilingual project support in many previous versions......
Viewing a report in 3D
Your report displays controls that overlap?......
The Static control
A Static control is a control used to display a static text......
Viewing a window in 3 dimensions
Your window contains overlapping controls?......
Printing nested reports
To create a main report containing several secondary reports:...
Business rules
WINDEV, WEBDEV and WINDEV Mobile allow you to manage the business rules......
Analysis associated with a project
When a WINDEV, WEBDEV or WINDEV Mobile project uses data files, it must be associated with an analysis......
WDInst: Configuring the uninstaller
The application uninstaller is the application that allows the end user to uninstall the application....