9.3 Build 9307 on chrome Version 58.0.3029.110

9.3 Build 9307 on chrome Version 58.0.3029.110

about 3-5 times a day ME ServiceDesk just freezes, the entire chrome tab becomes unresponsive. all other tabs work perfectly fine, even the ME Desktop Central V 10.0.73 works perfectly.
eventually about once or twice a day not even a refresh (f5) will work and get the following 
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                  New to ADSelfService Plus?