https://community.cisco.com/t5/devnet-sandbox/extending-existing-devnet-cml-reservation-not-working/m-p/5370390#M12179 <P>With only 1 active reservation, if you attempt to extend a reservation that currently active and the timer is counting down, you get the following error<BR /><BR /><SPAN>Failed to Extend Environment</SPAN><BR /><SPAN>You are not allowed to perform this action. Reason: 'Max. active envs. policy: "You have reached the maximum number of active environments allowed (1). Please try again after terminating your currently active environment."'<BR /><BR /><BR /></SPAN>(example: if I activate and have a reservation that is active for 2 hours, and I decide I would like to extend it for an additional 5 hours, the system doesn't allow it)</P> Mon, 16 Feb 2026 16:19:43 GMT msanghera6 2026-02-16T16:19:43Z https://community.cisco.com/t5/devnet-sandbox/extending-existing-devnet-cml-reservation-not-working/m-p/5370390#M12179 <P>With only 1 active reservation, if you attempt to extend a reservation that currently active and the timer is counting down, you get the following error<BR /><BR /><SPAN>Failed to Extend Environment</SPAN><BR /><SPAN>You are not allowed to perform this action. Reason: 'Max. active envs. policy: "You have reached the maximum number of active environments allowed (1). Please try again after terminating your currently active environment."'<BR /><BR /><BR /></SPAN>(example: if I activate and have a reservation that is active for 2 hours, and I decide I would like to extend it for an additional 5 hours, the system doesn't allow it)</P> Mon, 16 Feb 2026 16:19:43 GMT https://community.cisco.com/t5/devnet-sandbox/extending-existing-devnet-cml-reservation-not-working/m-p/5370390#M12179 msanghera6 2026-02-16T16:19:43Z https://community.cisco.com/t5/devnet-sandbox/extending-existing-devnet-cml-reservation-not-working/m-p/5370413#M12180 <P>my guess is that SandBox is too busy; multiple ppl requesting reservations. OR they have some maintained to be performed.&nbsp;</P> Mon, 16 Feb 2026 18:30:40 GMT https://community.cisco.com/t5/devnet-sandbox/extending-existing-devnet-cml-reservation-not-working/m-p/5370413#M12180 Martin L 2026-02-16T18:30:40Z