Error After loading in BurpSuite

[m3hrajbhat]

I am Getting this error after I loaded this Extention in my burp

at org.python.core.PyTableCode.call(PyTableCode.java:173)
	at org.python.core.PyBaseCode.call(PyBaseCode.java:306)
	at org.python.core.PyBaseCode.call(PyBaseCode.java:197)
	at org.python.core.PyFunction.__call__(PyFunction.java:485)
	at org.python.core.PyMethod.instancemethod___call__(PyMethod.java:237)
	at org.python.core.PyMethod.__call__(PyMethod.java:228)
	at org.python.core.PyMethod.__call__(PyMethod.java:218)
	at org.python.core.PyMethod.__call__(PyMethod.java:213)
	at org.python.core.PyObject._jcallexc(PyObject.java:3565)
	at org.python.core.PyObject._jcall(PyObject.java:3598)
	at org.python.proxies.__main__$BurpExtender$7.doActiveScan(Unknown Source)
	at burp.lm.run(Unknown Source)
	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:515)
	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
	at java.base/java.lang.Thread.run(Thread.java:834)
Traceback (most recent call last):
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