# 6.1.5 2020-10-08 Maintenance release 6.1.5 * Bug #15024: It should be forbidden to create a user technique with the same name as n existing technique * Bug #18103: Missing cargo deny config in relay * Bug #18171: compatible OS typo * Bug #18173: Missing menu link to "contribute" * Bug #18186: LDAP index inconsistency on update cause error with allowed networks * Bug #18214: Document that JDK 15 is not supported because of nashorn removing * Bug #18222: In HTTPS+Syslog, syslog config is not removed if agent supports https * User story #18223: Add a page for technical stack doc * Bug #18224: Possible deadlock when connection pool is full * Bug #18226: remove unused /opt/rudder/etc/policy-update-running during upgrade * Bug #18227: Fiber error when postgres is unavaible breaks generation forever * Architecture #18232: Add svg logos to the repo * Bug #18259: Resources API error for subcategories * Bug #18266: Uncommited rudder_reporting.cf when creating a technique with a condition * Bug #18267: rudder_reporting.cf are not commited anymore * Bug #18269: relayd should accept to listen on an hostname and not only an IP * Bug #18270: relayd should accept to listen on an hostname and not only an IP (v2) * Bug #18272: Optionally accept node with same hostname as an already accepted one * Bug #18277: Bad condition on name checking for technique existence * Bug #18283: Broken url for local api in relay api doc * Bug #18285: Array as root json are considered as string