Import/Export issue on Firefox browser

Hi,
Currently I am facing issue of Import/Export issue on Firefox browser but with same code it works on chrome browser.

2019-11-11 16:30:05.202 ERROR c.k.k.core.keyword.internal.KeywordMain  - ❌ Unable to upload file 'C://Users//CS141//Desktop//Release//AttributeImport.xlsx' to object 'Object Repository/User/importField' (Root cause: com.kms.katalon.core.exception.StepFailedException: Unable to upload file 'C://Users//CS141//Desktop//Release//AttributeImport.xlsx' to object 'Object Repository/User/importField'
	at com.kms.katalon.core.webui.keyword.internal.WebUIKeywordMain.stepFailed(WebUIKeywordMain.groovy:64)
	at com.kms.katalon.core.webui.keyword.internal.WebUIKeywordMain.runKeyword(WebUIKeywordMain.groovy:26)
	at com.kms.katalon.core.webui.keyword.builtin.UploadFileKeyword.uploadFile(UploadFileKeyword.groovy:87)
	at com.kms.katalon.core.webui.keyword.builtin.UploadFileKeyword.execute(UploadFileKeyword.groovy:68)
	at com.kms.katalon.core.keyword.internal.KeywordExecutor.executeKeywordForPlatform(KeywordExecutor.groovy:56)
	at com.kms.katalon.core.webui.keyword.WebUiBuiltInKeywords.uploadFile(WebUiBuiltInKeywords.groovy:2945)
	at com.kms.katalon.core.webui.keyword.WebUiBuiltInKeywords$uploadFile$4.call(Unknown Source)
	at User.run(User:46)
	at com.kms.katalon.core.main.ScriptEngine.run(ScriptEngine.java:194)
	at com.kms.katalon.core.main.ScriptEngine.runScriptAsRawText(ScriptEngine.java:119)
	at com.kms.katalon.core.main.TestCaseExecutor.runScript(TestCaseExecutor.java:337)
	at com.kms.katalon.core.main.TestCaseExecutor.doExecute(TestCaseExecutor.java:328)
	at com.kms.katalon.core.main.TestCaseExecutor.processExecutionPhase(TestCaseExecutor.java:307)
	at com.kms.katalon.core.main.TestCaseExecutor.accessMainPhase(TestCaseExecutor.java:299)
	at com.kms.katalon.core.main.TestCaseExecutor.execute(TestCaseExecutor.java:233)
	at com.kms.katalon.core.main.TestCaseMain.runTestCase(TestCaseMain.java:114)
	at com.kms.katalon.core.main.TestCaseMain.runTestCase(TestCaseMain.java:105)
	at com.kms.katalon.core.main.TestCaseMain$runTestCase$0.call(Unknown Source)
	at TempTestCase1573469937687.run(TempTestCase1573469937687.groovy:21)
Caused by: org.openqa.selenium.ElementNotVisibleException: Element is not currently visible and so may not be interacted with
Command duration or timeout: 0 milliseconds