Constraints

This section describes the restrictions on the use of CodeArts TestPlan, as shown in Table 1.

**Table 1** Restrictions
Category	Item	Limit
Browser	Type	The following browsers are supported: Chrome: The latest three stable versions are supported and tested. Firefox: The latest three stable versions are supported and tested. Microsoft Edge: Windows 10 uses Microsoft Edge by default. The latest three stable versions are supported and tested. Internet Explorer is no longer supported and tested. Chrome and Firefox are recommended.
Resolution	Resolution	1280 x 1024 or higher is recommended.
Constraints on a project	Maximum number of test cases supported by a version	20,000
	Maximum number of versions (including baseline versions) supported by a project	6
	Maximum size of an attachment (MB)	10
	Maximum number of tags bound with a test case	10
	Maximum number of directories in a project	5,000
	Maximum number of test cases associated with a requirement	500
	Maximum number of requirements associated with a test plan	100
	Maximum number of test cases that can be added to a test plan	15,000
	Maximum number of custom states of a manual test case	10
	Maximum number of custom results of a manual test case	10
	Maximum number of custom states of a manual test suite	10
	Maximum number of custom results of a manual test suite	10
	Maximum number of times that a manual test case can be executed	10,000
	Maximum number of environments for API automation in a project	50
	Maximum number of variables in an environment for API automation	150
	Maximum execution duration of an API test task (minute)	10
	Maximum number of test cases associated with a manual test suite	1,000
	Maximum number of test cases associated with an automatic API test suite	150
	Maximum number of test suites in a project	10,000