backtrace while trying to clear workspace

Hi ,

I tried to do the following . Before I execute the R script , i tried to
clear the work space using
rm(list = ls(all = TRUE)); . I get the following back trace . Its a huge
backtrace , attached a part of it . Can anyone help why I get this ?

#13 0x00002aaaaafd612f in Rf_eval (e=0x1448d68, rho=0x16c6780) at eval.c:399
#14 0x00002aaaaafdabf6 in Rf_applyClosure (call=0x1447108, op=0x1448f60,
     arglist=0x16c6860, rho=0x16c6a20, suppliedenv=0x53ddc8) at eval.c:861
#15 0x00002aaaaafd621b in Rf_eval (e=0x1447108, rho=0x16c6a20) at eval.c:512
---Type <return> to continue, or q <return> to quit---
#16 0x00002aaaaafd787f in Rf_DispatchOrEval (call=0x1447178, op=0x5154a0,
     generic=0x2aaaab17b54b "$", args=0x16c6908, rho=0x16c6a20,
     ans=0x7fffffffd2c0, dropmissing=0, argsevald=0) at eval.c:2311
#17 0x00002aaaab095937 in do_subset3 (call=0x1447178, op=0x5154a0,
     args=0x16c6908, env=0x16c6a20) at subset.c:1068
#18 0x00002aaaaafcd946 in bcEval (body=<value optimized out>,
rho=0x16c6a20,
     useCache=2873058336) at eval.c:4482
#19 0x00002aaaaafd612f in Rf_eval (e=0x14463d0, rho=0x16c6a20) at eval.c:399
#20 0x00002aaaaafdabf6 in Rf_applyClosure (call=0x16c6c50, op=0x1446638,
     arglist=0x16c6b70, rho=0x53dd90, suppliedenv=0x53ddc8) at eval.c:861
#21 0x00002aaaaafd621b in Rf_eval (e=0x16c6c50, rho=0x53dd90) at eval.c:512
#22 0x00002aaaaaf8738e in protectedEval (d=<value optimized out>)
     at context.c:747
#23 0x00002aaaaaf87cfe in R_ToplevelExec (fun=0x2aaaaaf87370
<protectedEval>,
     data=0x7fffffffde00) at context.c:702
#24 0x00002aaaaaf87d89 in R_tryEval (e=<value optimized out>,
     env=<value optimized out>, ErrorOccurred=0x61) at context.c:761
#25 0x00002aaaaadeb109 in executeText (
     prog=0x7fffffffe0a0 "*rm(list = ls(all = TRUE));*",


Thanks

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