Maybe query the database for the current setting:
frappe@erpnext:~/frappe-bench$ bench mysql
Welcome to the MariaDB monitor. Commands end with ; or \g.
Your MariaDB connection id is 13052
Server version: 10.0.29-MariaDB-1~trusty mariadb.org binary distribution
Copyright (c) 2000, 2016, Oracle, MariaDB Corporation Ab and others.
Type ‘help;’ or ‘\h’ for help. Type ‘\c’ to clear the current input statement.
MariaDB [d56cb677eaab3383]> select * from tabSeries;
±------------±--------+
| name | current |
±------------±--------+
| PATCHLOG | 579 |
| INVTD | 21 |
| ITEM-PRICE- | 3 |
| OPTY- | 3 |
| QTN- | 3 |
| QUOD/ | 9 |
| TASK | 6 |
| SO- | 0 |
| SINV- | 1 |
| Q/ABR/ | 5 |
±------------±--------+
10 rows in set (0.02 sec)
And check tabJournal Entry or tabJournal Entry Account like this:
MariaDB [d56cb677eaab3383]> select name,naming_series from tabQuotation;
±------------------±----------------------+
| name | naming_series |
±------------------±----------------------+
| Q/AMA/00001/17/VT | Q/ABR/ |
| Q/AMA/00004/17/VT | Q/ABR/ |
| Q/HL/00002/17/VT | Q/ABR/ |
| Q/HL/00003/17/VT | Q/ABR/ |
| Q/HL/00005/17/VT | Q/ABR/.#####./.YY./VT |
| QTN-00001 | QTN- |
| QTN-00002 | QTN- |
| QTN-00003 | QTN- |
±------------------±----------------------+
8 rows in set (0.00 sec)