# 5.15.0 ### March 6, 2018 - 5.15 - Optional Thresholds for Automatic QC * Features * Automatic QC of analysis workflow metrics can now be configured to QC only when the metric is calculated. * Bugs Fixed * Fixed issue with Shift+select of multiple plate wells when pooling libraries together in Prep Tab. * Fixed broken links in run and project share notification emails. * Fixed an issue with the Integrative Genomics Viewer (IGV) failing to launch in the EU instance of BaseSpace Sequence Hub. * Fixed "Value cannot be null" error on analyses inputs pages. ### Release 5.15.1 - March 7, 2018 * Fixed an issue that caused Indexing QC information to not display for runs. ### Release 5.15.3 - March 20, 2018 * Native App engine update - Staged roll out *Completed March 22* * Fixed an issue where FASTQ Generation and other apps could fail while saving results. * Fixed a rare issue where some apps failed to start. --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://help.basespace.illumina.com/releases/previous-releases/2018/5.15.0.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.