Help Articles are product support tips and information straight from the Harris Geospatial Technical Support team developed to help you use our products to their fullest potential.

After installing ENVI 5.4 and then installing IDL 8.6 on the same machine, the command "e=envi()" results in "% Syntax error."


Question:   I installed ENVI 5.4 and then separately installed IDL 8.6 to the same machine.  I then started an IDL session from the IDL installation and tried to start ENVI by issuing the following command at the IDL> prompt: e = envi(). The result was "% Syntax error." What is the problem? Answer:  The behavior... more »

ENVI 5.4 Release Notes


Release Notes See the following sections: ENVI 5.4 IDL 8.6 ENVI 5.4 See the following sections: ENVI System Requirements New Features in ENVI Fixed Issues in ENVI ENVI System Requirements Platform Hardware Operating System... more »

IDL 8.6 Release Notes


IDL 8.6 See the following sections: IDL Supported Platforms New Routines and Features in IDL Backward-Compatibility Issues in IDL Fixed Issues in IDL Known Problems in IDL IDL Supported Platforms Platform Hardware Operating System Supported... more »

ENVI 5.4 / IDL 8.6 Quick Start Install and Licensing Guide


Below is a quick start guide to follow to download and activate your ENVI 5.4 and/or IDL 8.6 software once you have received your initial Welcome and Maintenance ID emails.  1) After creating a password and account you will be at the landing page for the Download and Licensing Center. Towards the bottom under "Browse My Software and... more »

ENVI 5.4: ENVITASK schema change


If you had a task with ENVI 5.3.1 and you try to run it with ENVI 5.4, you encounter the following error message: Error: ENVITASK: Invalid task definition: Task template missing required "schema" attribute The reason this error is occurring is because the schema was changed between ENVI 5.3.1 and ENVI 5.4. To fix this issue, you need to add a... more »



ENVI Pocket Guide Vol. 1 | Basics

An ENVI quick reference booklet that provides users succinct steps on how to accomplish common tasks in ENVI.


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