Erro while running project

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Monica chhabria

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Mar 14, 2021, 3:15:42 PM3/14/21

to OpenRefine

I am a beginner in contributing to opensource. While running openrefine project I am getting below error. Can somebody please guide how to solve this error.

00:24:51.657 [ /] unavailable (1483ms)

java.lang.IllegalArgumentException: argument "src" is null

at com.fasterxml.jackson.databind.ObjectMapper._assertNotNull(ObjectMapper.java:4737)

at com.fasterxml.jackson.databind.ObjectMapper.readValue(ObjectMapper.java:3504)

at com.google.refine.RefineServlet.init(RefineServlet.java:115)

at javax.servlet.GenericServlet.init(GenericServlet.java:241)

at edu.mit.simile.butterfly.Butterfly.init(Butterfly.java:180)

at org.mortbay.jetty.servlet.ServletHolder.initServlet(ServletHolder.java:440)

at org.mortbay.jetty.servlet.ServletHolder.doStart(ServletHolder.java:263)

at com.google.refine.RefineServer.configure(Refine.java:291)

at com.google.refine.RefineServer.init(Refine.java:203)

at com.google.refine.Refine.init(Refine.java:109)

at com.google.refine.Refine.main(Refine.java:103)

00:24:51.668 [ org.mortbay.log] Nested in javax.servlet.ServletException: java.lang.IllegalArgumentException: argument "src" is null: (11ms)