Technical FAQ Index

Installation

What memory settings should I use?
Why isn't the installer accepting my serial number?
Why can't I install my expansion disk?
How can I run multiple servers on one computer?
How can I install 4D without a built-in floppy disk?
How can I install Expansion Packs on a MAC without a floppy drive?
How can I get my help files to work?

Support & Documentation

How do I get lists of fixed bugs?
How do I submit bug reports?
Where can I get help from 4D?
Where is the documentation?

Hardware & Operating System

What computers are most suitable for 4D Server?
What is the best computer for 4D Client?
What operating systems are suitable for 4D?

Structure & optimisation

How do I maximize the speed of 4D Server?
Why can't I delete tables and fields?
Why do I keep running out of memory?

Plug-ins

How do I install plug-ins?
How do I install plug-ins on server?
How do I remove plug-ins from a 4D v3.5 or v1.5 structure?
How do I control access to limited plug-in licenses?
What is the maximum length of a 4D Write document?
How do I control access to limited plug-in licenses?
Why doesn't 4D recognize plug-in commands?
How do I get out of a loop when I use the Mandatory log file of 4D Backup plug-ins?

Compiling

Why can't I compile my 4D database?
What compiler options should I use?
Can I merge with Engine for another platform?
Should I always declare local variables in a compiled structure?
When I try to compile my database, I get an error that says "Exceeding the number of process variables."
Subtotal in Compiled Mode
What is the Universal 4DX folder?

Debugging

How do I use the 4D v6/v6.5 debugger?
How do I prevent 4D crashing?
How do I get year 2000 dates to be recognized?

Cross Platform

Why is there no Transporter for Windows?
I just copied my database over to a PC/Mac OS, but it won't open.

Conversion & Upgrading

What are the important differences between 4D v1.x/v3.x and 4D v6/v6.5?
How should I convert my 4D v1.5/v3 database to 4D v6/v6 Windows?
How do I convert from older versions of 4D?
Why doesn't my 4D v1.x/v3.x database work in 4D v6/v6.5?

User Interface

How do I move a window whose title bar has been hidden?
How do I keep a user out of the User environment?

Printing

How can I control page setup?
How do I fix errors printing to HP LaserJets and compatibles on Windows?

Networking

What version of the Network Components should I use?
How do I fix errors connecting to 4D Server?
When I try to connect to a 4D Server with 4D Client, I get an error message that says "Resource cache file cannot be created."
What are the new port numbers of 4D version 6.5 Network Components?

Data

How do I fix errors retrieving data, sorting or searching?

Connectivity

How can I move data between 4D and other databases?

Web Serving

How do I serve web pages from 4D?

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