Fast lock doesn't work

# echo 300000000 < out_altvoltage0_RX_LO_frequency
300000000
# echo 300000000 > out_altvoltage0_RX_LO_frequency
# echo 0 > out_altvoltage0_RX_LO_fastlock_store
# echo 0 > out_altvoltage0_RX_LO_fastlock_save
# cat out_altvoltage0_RX_LO_fastlock_save
0 120,0,51,23,0,97,140,12,238,85,111,221,116,204,89,160
# echo 0 120,0,51,23,0,97,140,12,238,85,111,221,116,204,89,160
0 120,0,51,23,0,97,140,12,238,85,111,221,116,204,89,160
# echo 0 120,0,51,23,0,97,140,12,238,85,111,221,116,204,89,160 > o> ou
t_altvoltage0_RX_LO_fastlock_load
-sh: can't create o: Permission denied
# echo 0 120,0,51,23,0,97,140,12,238,85,111,221,116,204,89,160 > out_a
ltvoltage0_RX_LO_fastlock_load
# echo 400000000 > out_altvoltage0_RX_LO_frequency
# echo 1 > out_altvoltage0_RX_LO_fastlock_store
# echo 1 > out_altvoltage0_RX_LO_fastlock_save
# cat out_altvoltage0_RX_LO_fastlock_save
1 80,0,119,15,0,114,207,15,238,85,111,221,115,253,97,151
# echo 1 80,0,119,15,0,114,207,15,238,85,111,221,115,253,97,151
1 80,0,119,15,0,114,207,15,238,85,111,221,115,253,97,151
# echo 1 80,0,119,15,0,114,207,15,238,85,111,221,115,253,97,151 > out_
altvoltage0_RX_LO_fastlock_load
#
# cat out_altvoltage0_RX_LO_frequency
399999998
# echo 0 > out_altvoltage0_RX_LO_fastlock_recal
-sh: can't create out_altvoltage0_RX_LO_fastlock_recal: Permission denied
# echo 0 > out_altvoltage0_RX_LO_f
out_altvoltage0_RX_LO_fastlock_load
out_altvoltage0_RX_LO_fastlock_recall
out_altvoltage0_RX_LO_fastlock_save
out_altvoltage0_RX_LO_fastlock_store
out_altvoltage0_RX_LO_frequency
out_altvoltage0_RX_LO_frequency_available
# echo 0 > out_altvoltage0_RX_LO_fastlock_recall
# cat out_altvoltage0_RX_LO_frequency
399999998

I am unable to recall the desired profile