Error. java.lang.RuntimeException: main$JavaCompileException: ECJ returned errors. ----------
1. ERROR in /root/JavaX-Caches/Temp/1715039545547/m1021287.java (at line 550)
	if (((Collection) strings).size() == 1) return first(((Collection) strings));
	                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Type mismatch: cannot convert from Object to String
----------
1 problem (1 error)

Options: /root/JavaX-Caches/Temp/1715039545547/m1021287.java -cp /root/.javax/x30.jar:/root/.javax/x30.jar -warn:none -source 11 -target 11 -d /root/JavaX-Caches/Temp/1715039545559