Solution to the problem of the inaccessible step into method in Eclipse Debug

Problem: When Debugging, click Step into and cannot enter the method, the effect after clicking is the same as Step over

solve:

Step 1: Enter Debug Configurations...

Step 2: Enter JRE

Step 3: Click Alternate JRE to see if it is a file starting with jre

Step 4: Click to modify

the fifth step:

Step 6: Click Next

Step 7: Click Directory, select the jdk installation path

Step 8: Click OK, click Finish

Step 9: Tick, click OK

Step 10: Apply and complete