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Object Mapping: No object 'type' for an upload field
Issue Having created a new object, we can then create a new field. This example shows a new field for 'date' and is assigned the Type* Date When creating a field for a file upload, there is no applicable Type* that may be assigned. Environment DXP 7.4 Resolution This is currently being...
Exporting an empty package 'com.liferay.training.servicebuilder.gradebook.exception'
Issue I have tried to follow this tutorial: Back-End Developer - DXP 7.1 → Exercises: Create the Gradebook Service Layer - Steps 8-10, When I try to deploy by dragging the project to the Liferay server, I get the following error message: modules:gradebook:gradebook-api:compileJava...
Which is the most convenient tooling to create and build new themes?
Issue It is common among users being in doubt about which is the most suitable way to create and build new themes. Two main ways of doing this are available: Using Liferay Blade or Liferay Developer Studio, which will use Gradle or Maven tasks in turn. Using the Liferay Theme Generator,...
How to resolve slow Liferay PaaS build times when including many React modules
Issue After adding more frontend React modules to our Liferay Workspace, we're seeing consistent PaaS build failures due to timeouts. As a workaround, builds now succeed after configuring LCP_CI_BUILD_TIMEOUT_MINUTES to be multiple hours instead of the default 30 minutes. However, when...
"Unable to get product info for: dxp-7.3-sp2" error
Issue The liferay.workspace.product=dxp-7.3-sp2 setting in Liferay Workspace's gradle.properties file suddenly started to throw an error like: A problem occurred configuring root project '...'. > Unable to get product info for: dxp-7.3-sp2 Environment Liferay DXP 7.3 Fix Pack 2 Liferay...
Unable to create Liferay Module Project Fragment in LDS
Issue When trying to create a Liferay Module Project Fragment it will ask to set valid Liferay portal runtime as follows: Please set a valid liferay portal runtime, you can initBundle or modify 'liferay.workspace.home.dir' to make it point to an existing runtime. Environment Liferay DXP...
could not resolve all artifacts for configuration 'classpath'
Issue The error "could not resolve all artifacts for configuration 'classpath'" occurs during the time of Liferay workspace creation using LDS and not able to process further. Environment Liferay DXP 7.2, DXP 7.3 LDS 3.9.4 [It is the latest version while documenting this article], LDS...
Invalid checksum error when initializing Liferay bundle
Issue After defining the liferay.workspace.bundle.url property in the gradle.properties file, running a Gradle Task to initialize the bundle fails with the following error: Execution failed for task ':verifyBundle'. > Invalid checksum for file '{liferay-bundle-file}'. Expected {checksum...
Developer Studio suddenly crashes
Issue Developer Studio closes by itself after some time with an OutOfMemory error or without any errors at all.  Environment Developer Studio 3.9.3 JDK 11.0.8 Resolution This problem can be experienced when JDK 11.0.8 is used to start up Developer Studio, for example by having the...
Module projects cannot be created outside a Liferay workspace
Issue Before, I was able to create a module project outside a Liferay workspace. However, now I see a warning that I need a Liferay workspace: Environment Liferay Developer Studio Resolution This is an intentional change implemented under LPS-110421. The reason for this change is that...
Unexpected error while installing Xuggler: Unable to install jar
Issue Trying to install Xuggler as an external service results in an error similar to Error: An unexpected error occurred while installing Xuggler: Unable to install jar xuggle-xuggler-arch-x86_64-pc-linux-gnu.jar Environment Liferay DXP 7.0, 7.1, 7.2, 7.3 Resolution This issue can...
React JS widget created with the Liferay JS Yeoman tool does not handle single or double quotes properly
Issue When saving a configuration field with a React JS widget created with Liferay JS Yeoman tool, the following browser console error may be observed, and the configuration does not save successfully. Uncaught SyntaxError: missing ) after argument list at Object.addHTML (combo:441) at...
Is there any style guide or predefined rules for SonarQube?
Issue I want to develop my code as true as possible to Liferay code using the SonarQube tool. Is there any style guide or predefined rules for Sonar Qube? Environment Liferay DXP 7.0+ Resolution We do not use SonarQube as a code quality review tool in our code, therefore we can't provide...
Where to place pre-startup scripts in Liferay Workspace
Issue We are building Docker images so we run the task "gradle buildDockerImage" to build our image. We would like to know the following: Where do we have to place in our workspace "pre-startup" scripts? We have tried to create the folder in common or specific environment folder but then...
Adding a valid liferay runtime in Dev Studio
Issue When attempting to create a Liferay Module Project Fragment, I'm encountering the following error: "Please set a valid liferay portal runtime, you can initBundle or modify 'liferay.workspace.home.dir' to make it point to an existing runtime." Environment Liferay Developer Studio...
SSLHandshakeException handshake_failure after updating Liferay Workspace
Issue SSLHandshakeException handshake_failure is thrown after updating the Liferay Workspace version, as shown below: javax.net.ssl.SSLHandshakeException: Received fatal alert: handshake_failure at java.base/sun.security.ssl.Alert.createSSLException(Alert.java:128) at...
Custom module created from form-field template not working as expected
Issue I created a custom form field using the form-field template in Developer Studio, but when I deploy the module, the form field is not working as expected. The form field does not render and the form never successfully saves. Environment Liferay DXP 7.2 GA1 to Fix Pack 3 Resolution...
'Failed to run platform init' error when installing Developer Studio
Issue When running the Dev Studio Installer, I encountered an error that looks like the following: Problem running post-install step. Installation may not complete correctly Error running C:/Program Files/Java/jdk1.8.0_51/bin/java.exe-jar "C:/Program Files (x86)\LDS Test...
Liferay Gradle plugin is not compatible with gradle 6.0+
Issue When building a service using Service Builder, I encounter the following error: A problem occurred configuring project ':modules:test:test-api'. > Failed to apply plugin class 'com.liferay.gradle.plugins.node.NodePlugin'. > Could not create plugin of type 'NodePlugin'. > Could not...
Errors Updating Liferay Workspace
Issue I'm running into errors when attempting to update my Liferay Workspace to a higher version. Environment Liferay Developer Studio Liferay Workspace with Gradle Build Resolution If your project does not build or you're encountering errors when running any Gradle command, it likely...

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