[Home](./index.md) > [bitburner](./bitburner.md) > [Singularity](./bitburner.singularity.md) > [stopAction](./bitburner.singularity.stopaction.md) ## Singularity.stopAction() method If you are not in BitNode-4, then you must have Level 1 of Source-File 4 in order to use this function and the RAM cost is doubled. This function is used to end whatever ‘action’ the player is currently performing. The player will receive whatever money/experience/etc. he has earned from that action. The actions that can be stopped with this function are: \* Studying at a university \* Working for a company/faction \* Creating a program \* Committing a Crime This function will return true if the player’s action was ended. It will return false if the player was not performing an action when this function was called. Signature: ```typescript stopAction(): boolean; ``` Returns: boolean True if the player’s action was ended, false if the player was not performing an action. ## Remarks Singularity - Level 1