Original sentence: , but this is no longer tolerated after some incidents in which people fell and were injured.As with the Loveparade in Berlin, it was originally common for spectators to climb trees, poles, toilet stalls, etc
Edited sentence: As on the Loveparade in Berlin it was common to climb up on trees, poles, toilett buildings, etc.. However this is not tolerated any more as at such acts, some incidences, which sometimes looked very funny  as "slapstick like" knock-offs of gutters, happened