Limit on the length of expe names ?

I forked the expe mobio_male-gmm_100Gx10I-isv_50Ux10Ix4R-dct_12Bx8Ox45C-seed101 and tried to re-run it labelled as mobio_male-gmm_100Gx10I-isv_50Ux10Ix4R-dct_12Bx8Ox45C-seed101-rr1 .

but got the error message "Traceback (most recent call last):\n File "/remote/sw/beat.web/src/beat.web/beat/web/experiments/models.py", line 131, in create_experiment\n experiment.save()\n File "/remote/sw/beat.web/src/beat.web/beat/web/experiments/models.py", line 306, in save\n super(Experiment, self).save(*args, **kwargs)\n File "/remote/sw/beat.web/src/beat.web/beat/web/common/models.py", line 90, in save\n super(Shareable, self).save(*args, **kwargs)\n File "/remote/sw/beat.env.deploy/usr/lib/python2.7/site-packages/django/db/models/base.py", line 589, in save\n force_update=force_update, update_fields=update_fields)\n File "/remote/sw/beat.env.deploy/usr/lib/python2.7/site-packages/django/db/models/base.py", line 617, in save_base\n updated = self._save_table(raw, cls, force_insert, force_update, using, update_fields)\n File "/remote/sw/beat.env.deploy/usr/lib/python2.7/site-packages/django/db/models/base.py", line 698, in _save_table\n result = self._do_insert(cls._base_manager, using, fields, update_pk, raw)\n File "/remote/sw/beat.env.deploy/usr/lib/python2.7/site-packages/django/db/models/base.py", line 731, in _do_insert\n using=using, raw=raw)\n File "/remote/sw/beat.env.deploy/usr/lib/python2.7/site-packages/django/db/models/manager.py", line 92, in manager_method\n return getattr(self.get_queryset(), name)(*args, **kwargs)\n File "/remote/sw/beat.env.deploy/usr/lib/python2.7/site-packages/django/db/models/query.py", line 921, in _insert\n return query.get_compiler(using=using).execute_sql(return_id)\n File "/remote/sw/beat.env.deploy/usr/lib/python2.7/site-packages/django/db/models/sql/compiler.py", line 920, in execute_sql\n cursor.execute(sql, params)\n File "/remote/sw/beat.env.deploy/usr/lib/python2.7/site-packages/django/db/backends/utils.py", line 65, in execute\n return self.cursor.execute(sql, params)\n File "/remote/sw/beat.env.deploy/usr/lib/python2.7/site-packages/django/db/utils.py", line 94, in exit\n six.reraise(dj_exc_type, dj_exc_value, traceback)\n File "/remote/sw/beat.env.deploy/usr/lib/python2.7/site-packages/django/db/backends/utils.py", line 65, in execute\n return self.cursor.execute(sql, params)\nDataError: value too long for type character varying(100)\n\n"

I understand that there should be limit for the labels (100 chars correct ?) however it will be good to have a way to know it before pressing GO ! It could be possibly highlighted with a another color similarly than when the label already exists.