how to reproduce.cache.html error in dev

Hi All,

In my gwt application, I am facing below error in war but not in development. 

This error is not understandable 

can any body suggest how can I reach to this error in development.

com.google.gwt.core.client.JavaScriptException: (TypeError): a.b.k.j is null stack: GXd([object Object],[object Object])@http://espo.etenders.uk:8081/uk/v4workflow/EEE53ADF84875B770BBA391E60B8948D.cache.html:7116 HNi([object Object],[object Object])@http://espo.etenders.uk:8081/uk/v4workflow/EEE53ADF84875B770BBA391E60B8948D.cache.html:3830 JNi([object Object])@http://espo.etenders.uk:8081/uk/v4workflow/EEE53ADF84875B770BBA391E60B8948D.cache.html:7919 cG([object Object],[object Object],null)@http://espo.etenders.uk:8081/uk/v4workflow/EEE53ADF84875B770BBA391E60B8948D.cache.html:10218 NF([object Object],[object Object])@http://espo.etenders.uk:8081/uk/v4workflow/EEE53ADF84875B770BBA391E60B8948D.cache.html:9321 gYd([object Object])@http://espo.etenders.uk:8081/uk/v4workflow/EEE53ADF84875B770BBA391E60B8948D.cache.html:7030 s_d([object Object])@http://espo.etenders.uk:8081/uk/v4workflow/EEE53ADF84875B770BBA391E60B8948D.cache.html:7919 gC([object Object])@http://espo.etenders.uk:8081/uk/v4workflow/EEE53ADF84875B770BBA391E60B8948D.cache.html:10553 cG([object Object],[object Object],null)@http://espo.etenders.uk:8081/uk/v4workflow/EEE53ADF84875B770BBA391E60B8948D.cache.html:10218 SF([object Object],[object Object])@http://espo.etenders.uk:8081/uk/v4workflow/EEE53ADF84875B770BBA391E60B8948D.cache.html:9833 If([object Object],[object Object])@http://espo.etenders.uk:8081/uk/v4workflow/EEE53ADF84875B770BBA391E60B8948D.cache.html:6980 IB([object MouseEvent],[object Object],[object HTMLDivElement])@http://espo.etenders.uk:8081/uk/v4workflow/EEE53ADF84875B770BBA391E60B8948D.cache.html:9516 Lf([object Object],[object MouseEvent])@http://espo.etenders.uk:8081/uk/v4workflow/EEE53ADF84875B770BBA391E60B8948D.cache.html:9286 Yf([object MouseEvent])@http://espo.etenders.uk:8081/uk/v4workflow/EEE53ADF84875B770BBA391E60B8948D.cache.html:10553 DBc([object MouseEvent],[object HTMLDivElement],[object Object])@http://espo.etenders.uk:8081/uk/v4workflow/EEE53ADF84875B770BBA391E60B8948D.cache.html:9128 ([object MouseEvent])@http://espo.etenders.uk:8081/uk/v4workflow/EEE53ADF84875B770BBA391E60B8948D.cache.html:10481 Mp((function (a) {var b, c = this;while (c && !(b = c.__listener)) {c = c.parentNode;}c && c.nodeType != 1 && (c = null);b && fDc(b) && DBc(a, c, b);}),[object HTMLDivElement],[object Arguments])@http://espo.etenders.uk:8081/uk/v4workflow/EEE53ADF84875B770BBA391E60B8948D.cache.html:7802 Pp((function (a) {var b, c = this;while (c && !(b = c.__listener)) {c = c.parentNode;}c && c.nodeType != 1 && (c = null);b && fDc(b) && DBc(a, c, b);}),[object HTMLDivElement],[object Arguments])@http://espo.etenders.uk:8081/uk/v4workflow/EEE53ADF84875B770BBA391E60B8948D.cache.html:9876 ([object MouseEvent])@http://espo.etenders.uk:8081/uk/v4workflow/EEE53ADF84875B770BBA391E60B8948D.cache.html:9061 fileName: http://espo.etenders.uk:8081/uk/v4workflow/EEE53ADF84875B770BBA391E60B8948D.cache.html lineNumber: 7116

Thanks,

Bhumika

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