: Use Activity Monitor to quit all "Agent," "Battle.net," and game processes. Delete Specific Database Files : Open Finder , click the Go menu, and select Computer . Navigate to /Users/Shared/Battle.net/Agent . Delete the agent.db file and relaunch the app.
: Some users report that disconnecting your internet (unplugging Ethernet or turning off Wi-Fi) while the error is visible can force the app to show the "Play" button; you can then reconnect and launch. Step-by-Step Fixes for Windows Force Stop All Processes : Open Task Manager ( Ctrl + Shift + Esc ). : Use Activity Monitor to quit all "Agent," "Battle
. This common issue (error BLZBNTBNA00000005) usually points to corrupted temporary files, security software blocking the agent, or a conflict with Windows services. Blizzard Forums Quick Fixes Force Restart processes : Close Battle.net. Open Task Manager (Ctrl+Shift+Esc), find any instances of Blizzard Update Agent , and select Toggle Internet Delete the agent
For advanced users only. The Agent has a hidden timeout value. If your hard drive is slow (HDD) or your network is congested, the Agent "gives up" and goes to sleep too quickly. You can extend the sleep threshold. You can extend the sleep threshold.
: Use Activity Monitor to quit all "Agent," "Battle.net," and game processes. Delete Specific Database Files : Open Finder , click the Go menu, and select Computer . Navigate to /Users/Shared/Battle.net/Agent . Delete the agent.db file and relaunch the app.
: Some users report that disconnecting your internet (unplugging Ethernet or turning off Wi-Fi) while the error is visible can force the app to show the "Play" button; you can then reconnect and launch. Step-by-Step Fixes for Windows Force Stop All Processes : Open Task Manager ( Ctrl + Shift + Esc ).
. This common issue (error BLZBNTBNA00000005) usually points to corrupted temporary files, security software blocking the agent, or a conflict with Windows services. Blizzard Forums Quick Fixes Force Restart processes : Close Battle.net. Open Task Manager (Ctrl+Shift+Esc), find any instances of Blizzard Update Agent , and select Toggle Internet
For advanced users only. The Agent has a hidden timeout value. If your hard drive is slow (HDD) or your network is congested, the Agent "gives up" and goes to sleep too quickly. You can extend the sleep threshold.