Typically You will need to to start with take care of the condition that caused this point out and then reconnect manually using plugin context menu explained down below. Alternativelly you could just restart AmiBroker. The 64 bit Model of AmiBroker helps you to increase this to several Gigabytes https://amibroker-data-feed21975.collectblogs.com/73617857/the-single-best-strategy-to-use-for-amibroker-data