command "list child" crashes when no child

[rcasteran]

Impacted version jarvis4se version: 1.1.3

Describe the bug When asking Jarvis to list the child of a function which has no child, it crashes.

To Reproduce Execute the following commands:

%%jarvis
with test
F1 is a function
list child F1

Expected behavior Jarvis must indicate that there is no child

Screenshots None

Desktop (please complete the following information):

• Browser: Chrome
• Browser version: 100.0.4896.75
• Java: JRE
• Java version: 1.8.0_291

[rcasteran]

After testing there is no bug, Jarvis shows an empty table