Error thrown when exporting Gantt Chart.

When exporting a Gantt Chart to PowerPoint, the following error is thrown.

Could anyone explain what the cause might be.


JIRA Version: v6.0.8
Gantt Chart Version: 3.1.1


Error Message:

System Error
A system error has occurred.
If this problem persists, please contact your JIRA administrators.
Otherwise, please create a support issue on our support system at with the following information:
  1. a description of your problem
  2. cut & paste the error and system information found below
Referer URL:x/plugins/servlet/gadgets/ifr?container=atlassian&mid=20328&country=US&lang=en&view=default&view-params=%7B%22writable%22%3A%22true%22%7D&st=atlassian%3Ackb0Z%2Bm7LXr0Bh0s86aYjP%2F4du%2Bu%2FeyY92chIKybYgGV3FkuEueZ9Myl6ZUpRSNQyfm8xIfXWWoaQO7UTHOWcBaHANWMoXhOjClgWqhvMd6FbJR%2BuLlx7Nk9nFCbRIWy%2BuMqN4W%2Fi1ybgj2MbYCoonXB2qFVyn3dJGQtF5L5ZzjDD8Nb6CwNlSkvMjCUMZ6xIaB2IzWcIXGyUCR5XPVxWD5gTYo5790D30BOyYhwUyzzWAb0jsta6biQyEiU%2BwyQThSiug%3D%3D&up_filterId=filter-20611&up_resourceView=false&up_height=800&up_refresh=false&up_isConfigured=true&url=https%3A%2F%2Fxx%2Frest%2Fgadgets%2F1.0%2Fg%2Fde.polscheit.jira.plugins.gantt%3Agantt-gadget%2Fgadget.xml&libs=auth-refresh
java.lang.NumberFormatException: For input string: ""2014-12-31""
java.lang.NumberFormatException: For input string: ""2014-12-31""
at sun.misc.FloatingDecimal.readJavaFormatString(Unknown Source)
at java.lang.Double.parseDouble(Unknown Source)
at de.polscheit.jira.plugins.exporting.GanttExportServlet.fillModell(
at de.polscheit.jira.plugins.exporting.GanttExportServlet.doPost(
at javax.servlet.http.HttpServlet.service(
at javax.servlet.http.HttpServlet.service(
at com.atlassian.plugin.servlet.DelegatingPluginServlet.service(
at javax.servlet.http.HttpServlet.service(
at com.atlassian.plugin.servlet.ServletModuleContainerServlet.service(
at javax.servlet.http.HttpServlet.service(
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(
at org.apache.catalina.core.ApplicationFilterChain.doFilter(
at com.atlassian.jira.web.filters.steps.ChainedFilterStepRunner.doFilter(
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(

1 answer

Please download my pre-v3.1.2 of Gantt-Chart for JIRA from my server at install that JAR-file overwriting older ones. Does this fixes your problem? If not, please click on menu item "support request" within the question mark menu top right within the Gantt diagramm to send a standardized email creating a new issue within my JIRA.

Kind regards,

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